Information Disclosure
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
How It Works
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security. This happens through multiple channels: verbose error messages that display stack traces revealing internal paths and frameworks, improperly secured debug endpoints left active in production, and misconfigured servers that expose directory listings or version control artifacts like .git folders. APIs often leak excessive data in responses—returning full user objects when only a name is needed, or revealing system internals through metadata fields.
Attackers exploit these exposures systematically. They probe for common sensitive files (.env, config.php, backup archives), trigger error conditions to extract framework details, and analyze response timing or content differences to enumerate valid usernames or resources. Even subtle variations—like "invalid password" versus "user not found"—enable account enumeration. Exposed configuration files frequently contain database credentials, API keys, or internal service URLs that unlock further attack vectors.
The attack flow typically starts with passive reconnaissance: examining HTTP headers, JavaScript bundles, and public endpoints for version information and architecture clues. Active probing follows—testing predictable paths, manipulating parameters to trigger exceptions, and comparing responses across similar requests to identify information leakage patterns.
Impact
- Credential compromise: Exposed configuration files, hardcoded secrets in source code, or API keys enable direct authentication bypass
- Attack surface mapping: Stack traces, framework versions, and internal paths help attackers craft targeted exploits for known vulnerabilities
- Data breach: Direct exposure of user data, payment information, or proprietary business logic through oversharing APIs or accessible backups
- Privilege escalation pathway: Internal URLs, service discovery information, and architecture details facilitate lateral movement and SSRF attacks
- Compliance violations: GDPR, PCI-DSS, and HIPAA penalties for exposing regulated data through preventable disclosures
Real-World Examples
A major Git repository exposure affected thousands of websites when .git folders remained accessible on production servers, allowing attackers to reconstruct entire source code histories including deleted commits containing credentials. Tools like GitDumper automated mass exploitation of this misconfiguration.
Cloud storage misconfigurations have repeatedly exposed sensitive data when companies left S3 buckets or Azure Blob containers publicly readable. One incident exposed 150 million voter records because verbose API error messages revealed the storage URL structure, and no authentication was required.
Framework debug modes left enabled in production have caused numerous breaches. Django's DEBUG=True setting exposed complete stack traces with database queries and environment variables, while Laravel's debug pages revealed encryption keys through the APP_KEY variable in environment dumps.
Mitigation
- Generic error pages: Return uniform error messages to users; log detailed exceptions server-side only
- Disable debug modes: Enforce production configurations that suppress stack traces, verbose logging, and debug endpoints through deployment automation
- Access control audits: Restrict or remove development artifacts (
.git, backup files,phpinfo()) and internal endpoints before deployment - Response minimization: API responses should return only necessary fields; implement allowlists rather than blocklists for data exposure
- Security headers: Deploy
X-Content-Type-Options, remove server version banners, and disable directory indexing - Timing consistency: Ensure authentication and validation responses take uniform time regardless of input validity
Recent CVEs (68715)
In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin rights. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Anti-tampering can be disabled under certain conditions without signature validation. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability was found in DataGear up to 5.0.0. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Calling `PK11_Encrypt()` in NSS using CKM_CHACHA20 and the same buffer for input and output can result in plaintext on an Intel Sandy Bridge processor. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Incorrect garbage collection interaction could have led to a use-after-free. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The date picker could partially obscure security prompts. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
ANGLE failed to initialize parameters which lead to reading from uninitialized memory. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Editor code failed to check an attribute value. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Incomplete WebAssembly exception handing could have led to a use-after-free. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
It's possible for a gRPC client communicating with a HTTP/2 proxy to poison the HPACK table between the proxy and the backend such that other clients see failed requests. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.
Initialization of a resource with an insecure default vulnerability exists in JavaTM Platform Ver.12.89 and earlier. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
HaloITSM versions up to 2.146.1 are affected by a Password Reset Poisoning vulnerability. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
HaloITSM versions up to 2.146.1 are affected by a Template Injection vulnerability within the engine used to generate emails. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The WPBakery Visual Composer plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 7.7 via the 'layout_name' parameter. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Insertion of sensitive information into sent data issue exists in Cybozu Office 10.0.0 to 10.8.6, which may allow a user who can login to the product to view data that the user does not have access. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Unquoted Executable Path vulnerability in Hitachi Device Manager on Windows (Device Manager Server component).8.7-00. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
A vulnerability was found in itsourcecode Airline Reservation System 1.0 and classified as critical.php. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability has been found in itsourcecode Airline Reservation System 1.0 and classified as critical. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
oFono AT CMGR Command Uninitialized Variable Information Disclosure Vulnerability. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. No vendor patch available.
oFono AT CMT Command Uninitialized Variable Information Disclosure Vulnerability. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. No vendor patch available.
oFono AT CMGL Command Uninitialized Variable Information Disclosure Vulnerability. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. No vendor patch available.
oFono QMI SMS Handling Out-Of-Bounds Read Information Disclosure Vulnerability. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
Nuxt is a free and open-source framework to create full-stack web applications and websites with Vue.js. 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.
JFrog Artifactory versions below 7.90.6, 7.84.20, 7.77.14, 7.71.23, 7.68.22, 7.63.22, 7.59.23, 7.55.18 are vulnerable to Improper Input Validation that could potentially lead to cache poisoning. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Biscuit is an authorization token with decentralized verification, offline attenuation and strong security policy enforcement based on a logic language. Rated low severity (CVSS 3.0), this vulnerability is remotely exploitable. No vendor patch available.
mod_css_styles in Roundcube through 1.5.7 and 1.6.x through 1.6.7 insufficiently filters Cascading Style Sheets (CSS) token sequences in rendered e-mail messages, allowing a remote attacker to obtain. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption. Rated high severity (CVSS 7.9), this vulnerability is low attack complexity. No vendor patch available.
Transient DOS while parsing the ML IE when a beacon with length field inside the common info of ML IE greater than the ML IE length. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Integer Overflow vulnerability could allow attackers to cause unexpected behavior through arithmetic overflow.
Transient DOS while parsing fragments of MBSSID IE from beacon frame. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Permanent DOS when DL NAS transport receives multiple payloads such that one payload contains SOR container whose integrity check has failed, and the other is LPP where UE needs to send status. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Information disclosure while handling beacon probe frame during scan entry generation in client side. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Information disclosure while handling beacon or probe response frame in STA. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Missing encryption of sensitive data in Korenix JetPort 5601v3 allows Eavesdropping.2. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A flaw was found in libnbd. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Certificate Validation user interface in LibreOffice allows potential vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
The com.cascadialabs.who (aka Who - Caller ID, Spam Block) application 15.0 for Android places sensitive information in the system log. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. No vendor patch available.
Insufficient Session Expiration vulnerability in Apache Airflow Providers FAB.2.1 (when used with Apache Airflow 2.9.3) and FAB 1.2.0 for all Airflow versions. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
A Plaintext Storage of a Password vulnerability in ebooknote function in Hamastar MeetingHub Paperless Meetings 2021 allows remote attackers to obtain the other users’ credentials and gain access to. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Incorrect permission assignment for critical resource issue exists in ZWX-2000CSW2-HN firmware versions prior to Ver.0.3.15, which may allow a network-adjacent authenticated attacker to alter the. Rated high severity (CVSS 8.0), this vulnerability is low attack complexity. No vendor patch available.
stitionai/devika main branch as of commit cdfb782b0e634b773b10963c8034dc9207ba1f9f is vulnerable to Local File Read (LFI) by Prompt Injection. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability has been found in SimpleMachines SMF 2.1.4 and classified as problematic. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
APM server logs contain document body from a partially failed bulk index request. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability, which was classified as critical, was found in SimpleMachines SMF 2.1.4. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
IBM Business Automation Workflow 22.0.2, 23.0.1, 23.0.2, and 24.0.0 stores potentially sensitive information in log files under certain situations that could be read by an authenticated user. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The UsersWP WordPress plugin before 1.2.12 uses predictable filenames when an admin generates an export, which could allow unauthenticated attackers to download them and retrieve sensitive. 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.
An incomplete fix for CVE-2023-1625 was found in openstack-heat. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An issue in Horizon Business Services Inc. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
FOG is a cloning/imaging/rescue suite/inventory management system. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
An issue in Horizon Business Services Inc. Rated medium severity (CVSS 6.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
An issue in Horizon Business Services Inc. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An issue in Horizon Business Services Inc. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Insecure Permissions vulnerability in Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are susceptible to leaking information through cookies. 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.
An Incorrect Access Control vulnerability in "/admin/benutzer/institution/rechteverwaltung/uebersicht" in Feripro <= v2.2.3 allows remote attackers to get a list of all users and their corresponding. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Digiwin EasyFlow .NET lacks proper access control for specific functionality, and the functionality do not adequately filter user input. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The specific API in TCBServiSign Windows Version from CHANGING Information Technology does not properly validate server-side input. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The specific API in TCBServiSign Windows Version from CHANGING Information Technology does not properly validate server-side input. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability has been identified in Omnivise T3000 Application Server R9.2 (All versions), Omnivise T3000 R8.2 SP3 (All versions), Omnivise T3000 R8.2 SP4 (All versions). Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability has been identified in Omnivise T3000 Application Server R9.2 (All versions), Omnivise T3000 Domain Controller R9.2 (All versions), Omnivise T3000 Network Intrusion Detection System. Rated high severity (CVSS 8.3), this vulnerability is low attack complexity. No vendor patch available.
A vulnerability has been identified in Omnivise T3000 Application Server R9.2 (All versions), Omnivise T3000 Domain Controller R9.2 (All versions), Omnivise T3000 Product Data Management (PDM) R9.2. Rated high severity (CVSS 8.5), this vulnerability is low attack complexity. No vendor patch available.
The encryption strength of the authorization keys in CHANGING Information Technology TCBServiSign Windows Version is insufficient. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Apache Linkis <= 1.5.0, Arbitrary file deletion in Basic management services on A user with an administrator account could delete any file accessible by the Linkis system user . Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
In the Elliptic package 6.5.6 for Node.js, ECDSA signature malleability occurs because BER-encoded signatures are allowed. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
In the Elliptic package 6.5.6 for Node.js, ECDSA signature malleability occurs because there is a missing check for whether the leading bit of r and s is zero. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
InDesign Desktop versions ID18.5.2, ID19.3 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
The Forminator plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.29.1 via class-forminator-addon-hubspot-wp-api.php. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
CloudLink, versions 7.1.x and 8.x, contain an Improper check or handling of Exceptional Conditions Vulnerability in Cluster Component. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The Ebook Store plugin for WordPress is vulnerable to Full Path Disclosure in all versions up to, and including, 5.8001. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
biscuit-java is the java implementation of Biscuit, an authentication and authorization token for microservices architectures. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Dylan James Zephyr Project Manager.3.99. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Under certain circumstances the exacqVision Web Service can expose authentication token details within communications. Rated medium severity (CVSS 5.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Under certain circumstances the exacqVision Server will not properly validate TLS certificates provided by connected devices. Rated high severity (CVSS 7.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Under certain circumstances the ExacqVision Web Services does not provide sufficient protection from untrusted domains. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Under certain circumstances the communication between exacqVision Client and exacqVision Server will use insufficient key length and exchange. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Use of insecure hashing algorithm in the Gravatar's service in Navidrome v0.52.3 allows attackers to manipulate a user's account information. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Under certain circumstances exacqVision Web Services will not enforce secure web communications (HTTPS). Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Out of bounds read in WebTransport in Google Chrome prior to 127.0.6533.88 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Uninitialized Use in Dawn in Google Chrome on Android prior to 127.0.6533.88 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Improper Input Validation of query search results for private field data in PingIDM (Query Filter module) allows for a potentially efficient brute forcing approach leading to information disclosure. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A TLS certificate verification issue discovered in cortex v0.42.1 allows attackers to obtain sensitive information via the makeOperatorRequest function. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An issue discovered in casdoor v1.636.0 allows attackers to obtain sensitive information via the ssh.InsecureIgnoreHostKey() method. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A static initialization vector (IV) in the encrypt function of netbird management's service from v0.23.2 to v0.29.1 allows attackers to obtain sensitive information (email addresses) when in. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5, 9.8.x <= 9.8.1 fail to properly safeguard an error handling which allows a malicious remote to permanently delete local data by. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability was found in Point B Ltd Getscreen Agent 2.19.6 on Windows. Rated high severity (CVSS 8.5), this vulnerability is low attack complexity. No vendor patch available.
Dell iDRAC Service Module version 5.3.0.0 and prior, contain a Out of bound Read Vulnerability. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
Dell InsightIQ, Verion 5.0.0, contains a use of a broken or risky cryptographic algorithm vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability has been found in TVT DVR TD-2104TS-CL, DVR TD-2108TS-HP, Provision-ISR DVR SH-4050A5-5L(MM) and AVISION DVR AV108T and classified as problematic. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The CTT Expresso para WooCommerce plugin for WordPress is vulnerable to sensitive information exposure in all versions up to and including 3.2.12 via the /wp-content/uploads/cepw directory. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Exposure of Sensitive Information vulnerability could allow attackers to access sensitive data that should not be disclosed.