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Insecure Deserialization

web CRITICAL

Insecure deserialization occurs when an application converts serialized data (a stream of bytes representing an object's state) back into a living object without proper validation.

How It Works

Insecure deserialization occurs when an application converts serialized data (a stream of bytes representing an object's state) back into a living object without proper validation. Serialization frameworks in languages like Java, PHP, Python, and .NET allow objects to be transformed into byte streams for storage or transmission, then reconstructed later. The vulnerability arises because deserialization can trigger code execution through the object's methods during reconstruction.

Attackers exploit this by crafting malicious serialized payloads containing specially chosen objects that chain together through "gadget chains" — sequences of method calls in existing application libraries. When the application deserializes the attacker's payload, it automatically invokes these methods in sequence, ultimately achieving arbitrary code execution. For example, in Java applications, an attacker might create a serialized object that, when deserialized, triggers a chain through Apache Commons Collections classes, ending in runtime command execution.

The attack typically begins with identifying an endpoint that accepts serialized data — often in cookies, API parameters, or message queue payloads. The attacker then uses tools like ysoserial (Java) or phpggc (PHP) to generate weaponized payloads targeting known gadget chains in the application's dependencies. Because deserialization happens automatically and often before any application logic executes, these attacks frequently bypass authentication and input validation.

Impact

  • Remote code execution — attackers gain complete control of the server, executing arbitrary system commands
  • Authentication bypass — deserializing manipulated user/session objects grants unauthorized access without credentials
  • Privilege escalation — modifying serialized role or permission objects to gain administrative access
  • Data exfiltration — reading sensitive files or database contents through executed code
  • Denial of service — crafting objects that consume excessive memory or CPU during deserialization

Real-World Examples

SolarWinds Web Help Desk suffered two separate deserialization vulnerabilities in rapid succession. CVE-2025-40551 allowed unauthenticated attackers to achieve remote code execution by sending malicious serialized Java objects to the application. Even after patching, researchers discovered a second deserialization flaw in the same product, demonstrating how deeply embedded these vulnerabilities can be in application architectures.

Jenkins automation servers have experienced multiple Java deserialization vulnerabilities where attackers exploited the CLI protocol to send crafted objects, gaining full control over build servers. These attacks were particularly severe because Jenkins instances often have extensive network access and stored credentials for deploying applications.

WordPress and other PHP applications have faced attacks through unserialize() vulnerabilities in plugins, where attackers embedded malicious PHP objects in user-controllable data fields. Successful exploitation enabled attackers to install backdoors by writing arbitrary PHP files to the web root.

Mitigation

  • Avoid deserializing untrusted data entirely — redesign systems to use data-only formats like JSON instead of native serialization
  • Implement strict allowlists — configure deserialization libraries to only accept explicitly permitted classes, blocking all others
  • Apply cryptographic signatures — sign serialized data and validate signatures before deserialization to ensure integrity
  • Use isolated environments — deserialize in sandboxed processes with minimal privileges to contain potential exploitation
  • Update vulnerable libraries — patch frameworks and remove dependencies with known gadget chains
  • Monitor deserialization activity — log and alert on deserialization operations, especially from external sources

Recent CVEs (3166)

EPSS 27% CVSS 9.8
CRITICAL PATCH Act Now

FasterXML jackson-databind 2.0.0 through 2.9.10.2 lacks certain xbean-reflect/JNDI blocking, as demonstrated by org.apache.xbean.propertyeditor.JndiConverter. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Apache Deserialization Debian +12
NVD GitHub
EPSS 4% CVSS 9.8
CRITICAL Act Now

Deserialization of Untrusted Data in the BVMS Mobile Video Service (BVMS MVS) allows an unauthenticated remote attacker to execute arbitrary code on the system. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Bosch Video Management System Mobile Video Service +3
NVD
EPSS 14% CVSS 9.8
CRITICAL PATCH Act Now

Magento versions 2.3.3 and earlier, 2.2.10 and earlier, 1.14.4.3 and earlier, and 1.9.4.3 and earlier have a deserialization of untrusted data vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

RCE Deserialization Adobe +1
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

The following versions of MAXPRO VMS and NVR, MAXPRO VMS:HNMSWVMS prior to Version VMS560 Build 595 T2-Patch, HNMSWVMSLT prior to Version VMS560 Build 595 T2-Patch, MAXPRO NVR: MAXPRO NVR XE prior to. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Honeywell +6
NVD
EPSS 5% CVSS 8.1
HIGH PATCH This Week

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Java Deserialization Debian +33
NVD
EPSS 1% CVSS 6.5
MEDIUM PATCH This Month

The GOsa_Filter_Settings cookie in GONICUS GOsa 2.7.5.2 is vulnerable to PHP objection injection, which allows a remote authenticated attacker to perform file deletions (in the context of the user. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

PHP Deserialization Debian +3
NVD GitHub
EPSS 1% CVSS 7.8
HIGH This Week

Unsafe usage of .NET deserialization in Named Pipe message processing allows privilege escalation to NT AUTHORITY\SYSTEM for a local attacker. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Privilege Escalation Deserialization Tinywall
NVD GitHub
EPSS 3% CVSS 8.8
HIGH PATCH This Week

An issue was discovered in Orckestra C1 CMS through 6.6. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization C1 Cms +1
NVD GitHub
EPSS 34% CVSS 9.8
CRITICAL PATCH Act Now

Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 33.8%.

RCE Apache Deserialization +22
NVD VulDB
EPSS 1% CVSS 8.8
HIGH PATCH This Week

An issue was discovered in Public Knowledge Project (PKP) pkp-lib before 3.1.2-2, as used in Open Journal Systems (OJS) before 3.1.2-2. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Code Injection vulnerability could allow attackers to inject and execute arbitrary code within the application.

RCE Deserialization Code Injection +2
NVD GitHub
EPSS 1% CVSS 8.8
HIGH PATCH This Week

An issue was discovered in TYPO3 before 8.7.30, 9.x before 9.5.12, and 10.x before 10.2.2. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Deserialization Typo3
NVD
EPSS 6% CVSS 9.8
CRITICAL POC Act Now

Divisa Proxia Suite 9 < 9.12.16, 9.11.19, 9.10.26, 9.9.8, 9.8.43 and 9.7.10, 10.0 < 10.0.32, and 10.1 < 10.1.5, SparkSpace 1.0 < 1.0.30, 1.1 < 1.1.2, and 1.2 < 1.2.4, and Proxia PHR 1.0 < 1.0.30 and. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Java Deserialization +4
NVD GitHub
EPSS 2% CVSS 9.8
CRITICAL Act Now

The Views Dynamic Fields module through 7.x-1.0-alpha4 for Drupal makes insecure unserialize calls in handlers/views_handler_filter_dynamic_fields.inc, as demonstrated by PHP object injection,. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

PHP RCE Deserialization +2
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Siemens +1
NVD
EPSS 5% CVSS 9.8
CRITICAL Act Now

A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Siemens +1
NVD
EPSS 3% CVSS 8.1
HIGH POC This Week

Cacti through 1.2.7 is affected by multiple instances of lib/functions.php unsafe deserialization of user-controlled data to populate arrays. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

PHP Buffer Overflow Deserialization +5
NVD GitHub
EPSS 5% CVSS 7.5
HIGH POC This Week

An issue was discovered in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can trigger arbitrary unserialization of a. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP RCE Deserialization +2
NVD
EPSS 4% CVSS 9.8
CRITICAL PATCH Act Now

An unsafe deserialization vulnerability exists in CA Release Automation (Nolio) 6.6 with the DataManagement component that can allow a remote attacker to execute arbitrary code. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Broadcom +1
NVD
EPSS 4% CVSS 9.8
CRITICAL PATCH Act Now

Apache Olingo versions 4.0.0 to 4.6.0 provide the AbstractService class, which is public API, uses ObjectInputStream and doesn't check classes being deserialized. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Apache Deserialization Olingo
NVD
EPSS 12% CVSS 5.5
MEDIUM POC PATCH THREAT This Month

The XML content type entity deserializer in Apache Olingo versions 4.0.0 to 4.6.0 is not configured to deny the resolution of external entities. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Apache Deserialization XXE +1
NVD Exploit-DB
EPSS 5% CVSS 10.0
CRITICAL Act Now

Dell EMC Storage Monitoring and Reporting version 4.3.1 contains a Java RMI Deserialization of Untrusted Data vulnerability. Rated critical severity (CVSS 10.0), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Java Deserialization +2
NVD
EPSS 4% CVSS 8.8
HIGH This Week

IBM Security Identity Manager 6.0.0 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization IBM +1
NVD
EPSS 18% CVSS 9.8
CRITICAL PATCH Act Now

A remote code execution vulnerability exists in Microsoft Exchange through the deserialization of metadata via PowerShell, aka 'Microsoft Exchange Remote Code Execution Vulnerability'. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Microsoft +1
NVD
EPSS 2% CVSS 7.2
HIGH PATCH This Week

A remote code execution vulnerability exists in Magento 2.1 prior to 2.1.19, Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Adobe +1
NVD
EPSS 1% CVSS 7.8
HIGH PATCH This Week

The Windows component of Centrify Authentication and Privilege Elevation Services 3.4.0, 3.4.1, 3.4.2, 3.4.3, 3.5.0, 3.5.1 (18.8), 3.5.2 (18.11), and 3.6.0 (19.6) does not properly handle an. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Microsoft +3
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

In JetBrains TeamCity before 2019.1.4, insecure Java Deserialization could potentially allow remote code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Java Deserialization +2
NVD
EPSS 1% CVSS 7.5
HIGH This Week

OpenAFS before 1.6.24 and 1.8.x before 1.8.5 is prone to denial of service from unserialized data access because remote attackers can make a series of VOTE_Debug RPC calls to crash a database server. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Deserialization Openafs
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

A remote code execution vulnerability exists in MapR CLDB code, specifically in the JSON framework that is used in the CLDB code that handles login and ticket issuance. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Java Deserialization +1
NVD
EPSS 5% CVSS 9.8
CRITICAL POC PATCH Act Now

The MuleSoft Mule Community Edition runtime engine before 3.8 allows remote attackers to execute arbitrary code because of Java Deserialization, related to Apache Commons Collections. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Apache Java +3
NVD
EPSS 5% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Apache Deserialization Debian +26
NVD GitHub
EPSS 5% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Debian Oracle +15
NVD VulDB GitHub
EPSS 3% CVSS 9.8
CRITICAL PATCH Act Now

Uncontrolled deserialization of a pickled object in models.py in Frost Ming rediswrapper (aka Redis Wrapper) before 0.3.0 allows attackers to execute arbitrary scripts. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Redis Redis Wrapper
NVD GitHub
EPSS 46% CVSS 9.8
CRITICAL POC PATCH THREAT Act Now

Liferay Portal CE 6.2.5 allows remote command execution because of deserialization of a JSON payload. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Deserialization Liferay Portal Liferay
NVD
EPSS 66% CVSS 9.8
CRITICAL Act Now

A vulnerability in the Java deserialization function used by Cisco Security Manager could allow an unauthenticated, remote attacker to execute arbitrary commands on an affected device. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Java Deserialization Cisco +1
NVD
EPSS 8% CVSS 7.8
HIGH POC This Week

mintinstall (aka Software Manager) 7.9.9 for Linux Mint allows code execution if a REVIEWS_CACHE file is controlled by an attacker, because an unpickle occurs. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

RCE Deserialization Mintinstall +1
NVD GitHub Exploit-DB
EPSS 5% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Debian Oracle +30
NVD VulDB GitHub
EPSS 6% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Apache Deserialization Debian +33
NVD GitHub
EPSS 5% CVSS 9.8
CRITICAL Act Now

A series of deserialization vulnerabilities have been discovered in Codehaus 1.9.x implemented in EAP 7. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Red Hat Jboss Enterprise Application Platform
NVD
EPSS 2% CVSS 5.3
MEDIUM PATCH This Month

Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Deserialization Zcash Z Cash
NVD GitHub
EPSS 0% CVSS 5.5
MEDIUM This Month

In JobStore, there is a mismatched serialization/deserialization for the "battery-not-low" job attribute. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Denial Of Service Deserialization Google +1
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

In Bluetooth, there is a possible deserialization error due to missing string validation. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Google +1
NVD
EPSS 3% CVSS 9.8
CRITICAL POC Act Now

download.php in inoERP 4.15 allows SQL injection through insecure deserialization. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP SQLi Deserialization +2
NVD Exploit-DB
EPSS 3% CVSS 9.8
CRITICAL Act Now

BMC Remedy ITSM Suite is prone to unspecified vulnerabilities in both DWP and SmartIT components, which can permit remote attackers to perform pre-authenticated remote commands execution on the. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Bmc Myit Digital Workplace
NVD
EPSS 1% CVSS 8.8
HIGH This Week

Insecure deserialization of untrusted data in Micro Focus Service Manager product versions 9.30, 9.31, 9.32, 9.33, 9.34, 9.35, 9.40, 9.41, 9.50, 9.51, 9.52, 9.60, 9.61, 9.62. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Service Manager Microfocus
NVD
EPSS 15% CVSS 9.8
CRITICAL PATCH Act Now

Manipulating classpath asset file URLs, an attacker could guess the path to a known file in the classpath and have it downloaded. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Apache Java Deserialization +1
NVD
EPSS 5% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Debian Oracle +21
NVD GitHub
EPSS 11% CVSS 9.8
CRITICAL PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind before 2.9.10. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization MySQL Debian +23
NVD GitHub
EPSS 2% CVSS 8.8
HIGH PATCH This Week

In Pimcore before 5.7.1, an attacker with limited privileges can trigger execution of a .phar file via a phar:// URL in a filename parameter, because PHAR uploads are not blocked and are reachable. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Pimcore
NVD GitHub
EPSS 24% CVSS 9.8
CRITICAL Act Now

The java.io.ObjectInputStream is known to cause Java serialisation issues. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Apache Java +2
NVD
EPSS 5% CVSS 7.2
HIGH POC This Week

An issue was discovered in Alfresco Community Edition 5.2 201707. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Java Deserialization +1
NVD GitHub
EPSS 2% CVSS 8.8
HIGH POC This Week

A code execution vulnerability exists in Epignosis eFront LMS v5.2.12. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

PHP RCE Deserialization +2
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

The formidable plugin before 4.02.01 for WordPress has unsafe deserialization. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

WordPress Deserialization Formidable Form Builder +2
NVD
EPSS 2% CVSS 9.8
CRITICAL PATCH Act Now

Spoon Library through 2014-02-06, as used in Fork CMS before 1.4.1 and other products, allows PHP object injection via a cookie containing an object. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

PHP Deserialization Fork Cms +1
NVD GitHub
EPSS 2% CVSS 9.8
CRITICAL Act Now

Mirasys VMS before V7.6.1 and 8.x before V8.3.2 mishandles the Mirasys.Common.Utils.Security.DataCrypt method in Common.dll in AuditTrailService in SMServer.exe. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Mirasys Vms Mirasys
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

The option-tree plugin before 2.7.3 for WordPress has Object Injection because serialized classes are mishandled. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

WordPress Deserialization Wordpress Plugin +2
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

The option-tree plugin before 2.7.3 for WordPress has Object Injection because the + character is mishandled. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

WordPress Deserialization Wordpress Plugin +2
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

The option-tree plugin before 2.7.0 for WordPress has Object Injection by leveraging a valid nonce. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

WordPress Deserialization Wordpress Plugin +2
NVD
EPSS 29% CVSS 7.3
HIGH PATCH Act Now

In Apache Commons Beanutils 1.9.2, a special BeanIntrospector class was added which allows suppressing the ability for an attacker to access the classloader via the class property available on all. Rated high severity (CVSS 7.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Apache Java Deserialization +65
NVD VulDB
EPSS 0% CVSS 7.8
HIGH This Week

Dell/Alienware Digital Delivery versions prior to 3.5.2013 contain a privilege escalation vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

Privilege Escalation Deserialization Dell +1
NVD
EPSS 11% CVSS 7.5
HIGH PATCH Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x before 2.9.9.2. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Apache Deserialization Debian +22
NVD GitHub
EPSS 1% CVSS 6.5
MEDIUM This Month

serde serde_yaml 0.6.0 to 0.8.3 is affected by: Uncontrolled Recursion. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Deserialization Serde Yaml
NVD GitHub
EPSS 95% CVSS 9.8
CRITICAL PATCH Act Now

It was found that xstream API version 1.4.10 before 1.4.11 introduced a regression for a previous deserialization flaw. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Code Injection vulnerability could allow attackers to inject and execute arbitrary code within the application.

RCE Deserialization Code Injection +11
NVD
EPSS 4% CVSS 9.8
CRITICAL PATCH Act Now

Slanger 0.6.0 is affected by: Remote Code Execution (RCE). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Slanger +1
NVD GitHub
EPSS 2% CVSS 7.2
HIGH PATCH This Week

A flaw was found in the yaml.load() function in the osbs-client versions since 0.46 before 0.56.1. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Osbs Client
NVD GitHub
EPSS 2% CVSS 8.8
HIGH PATCH This Week

TYPO3 8.x through 8.7.26 and 9.x through 9.5.7 allows Deserialization of Untrusted Data. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Deserialization Typo3
NVD
EPSS 45% CVSS 5.9
MEDIUM PATCH This Month

FasterXML jackson-databind 2.x before 2.9.9.1 might allow attackers to have a variety of impacts by leveraging failure to block the logback-core class from polymorphic deserialization. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

RCE Deserialization Debian +5
NVD GitHub
EPSS 3% CVSS 9.8
CRITICAL Act Now

Akamai CloudTest before 58.30 allows remote code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Akamai +1
NVD
EPSS 11% CVSS 5.9
MEDIUM PATCH This Month

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x through 2.9.9. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Debian Debian Linux +2
NVD GitHub
EPSS 3% CVSS 7.2
HIGH PATCH This Week

app/Model/Server.php in MISP 2.4.109 allows remote command execution by a super administrator because the PHP file_exists function is used with user-controlled entries, and phar:// URLs trigger. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

PHP Deserialization Misp +1
NVD GitHub VulDB
EPSS 17% CVSS 9.8
CRITICAL Act Now

ColdFusion versions Update 3 and earlier, Update 10 and earlier, and Update 18 and earlier have a deserialization of untrusted data vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Adobe +1
NVD
EPSS 2% CVSS 3.3
LOW POC PATCH Monitor

A deserialization vulnerability exists in the way parso through 0.4.0 handles grammar parsing from the cache. Rated low severity (CVSS 3.3), this vulnerability is remotely exploitable. Public exploit code available and no vendor patch available.

RCE Deserialization Parso
NVD GitHub
EPSS 14% CVSS 8.8
HIGH POC THREAT This Week

Sitecore Experience Platform (XP) prior to 9.1.1 is vulnerable to remote code execution via deserialization, aka TFS # 293863. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Deserialization Experience Platform +1
NVD GitHub Exploit-DB
EPSS 6% CVSS 8.8
HIGH This Week

A remote code execution vulnerability was identified in HPE Intelligent Management Center (IMC) PLAT earlier than version 7.3 E0506P09. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization HP +1
NVD
EPSS 6% CVSS 8.8
HIGH This Week

A remote code execution vulnerability was identified in HPE Intelligent Management Center (IMC) PLAT earlier than version 7.3 E0506P09. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization HP +1
NVD
EPSS 6% CVSS 8.8
HIGH This Week

A remote code execution vulnerability was identified in HPE Intelligent Management Center (IMC) PLAT earlier than version 7.3 E0506P09. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RCE Deserialization HP +1
NVD
EPSS 79% CVSS 9.8
CRITICAL Act Now

A remote code execution vulnerability was identified in HPE Intelligent Management Center (IMC) PLAT earlier than version 7.3 E0506P09. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization HP +1
NVD
EPSS 13% CVSS 9.8
CRITICAL Act Now

A remote code execution vulnerability was identified in HPE Intelligent Management Center (IMC) PLAT earlier than version 7.3 E0506P09. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization HP +1
NVD
EPSS 3% CVSS 9.8
CRITICAL Act Now

In Godot through 3.1, remote code execution is possible due to the deserialization policy not being applied correctly. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Godot +1
NVD GitHub
EPSS 4% CVSS 9.8
CRITICAL Act Now

Synacor Zimbra Collaboration Suite 8.7.x through 8.8.11 allows insecure object deserialization in the IMAP component. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Zimbra Collaboration Suite Synacor
NVD
EPSS 26% CVSS 9.8
CRITICAL Act Now

ColdFusion versions Update 1 and earlier, Update 7 and earlier, and Update 15 and earlier have a deserialization of untrusted data vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Adobe +1
NVD
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

The Carts Guru plugin 1.4.5 for WordPress allows Insecure Deserialization via a cartsguru-source cookie to classes/wc-cartsguru-event-handler.php. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP WordPress Deserialization +1
NVD
EPSS 2% CVSS 9.8
CRITICAL POC Act Now

The Virim plugin 0.4 for WordPress allows Insecure Deserialization via s_values, t_values, or c_values in graph.php. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

PHP WordPress Deserialization +1
NVD
EPSS 22% CVSS 7.5
HIGH POC PATCH THREAT Act Now

A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.x before 2.9.9. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.

Java Deserialization Debian +3
NVD GitHub
EPSS 2% CVSS 7.1
HIGH PATCH This Week

In Symfony before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, it is possible to cache objects that may contain bad user input. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Symfony Sensiolabs
NVD GitHub
EPSS 1% CVSS 7.8
HIGH This Week

A vulnerability has been identified in LOGO!. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RCE Deserialization Siemens +1
NVD
EPSS 6% CVSS 9.8
CRITICAL PATCH Act Now

The PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 does not prevent directory traversal, which allows attackers to bypass a deserialization. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Path Traversal Deserialization Joomla +7
NVD GitHub
EPSS 3% CVSS 9.8
CRITICAL PATCH Act Now

PharMetaDataInterceptor in the PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 mishandles Phar stub parsing, which allows attackers to bypass a. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Deserialization Typo3 Pharstreamwrapper
NVD GitHub
EPSS 2% CVSS 7.5
HIGH PATCH This Week

An issue was discovered in SmtpTransport in CakePHP 3.7.6. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Deserialization of Untrusted Data vulnerability could allow attackers to execute arbitrary code through malicious serialized objects.

Deserialization Cakephp
NVD GitHub
EPSS 57% CVSS 9.8
CRITICAL POC THREAT Act Now

An attacker could send a specifically crafted payload to the XML-RPC invocation script and trigger the unserialize() call on the "what" parameter in the "openads.spc" RPC method. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

PHP Deserialization Revive Adserver
NVD Exploit-DB
EPSS 1% CVSS 8.8
HIGH This Week

An issue was discovered in CMS Made Simple 2.2.8. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

PHP Deserialization Cms Made Simple +1
NVD
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Quick Facts

Typical Severity
CRITICAL
Category
web
Total CVEs
3166

Related CWEs

MITRE ATT&CK

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