What is the CVSS score of CVE-2019-10086?

CVE-2019-10086 has a CVSS 3.1 base score of 7.3 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 28.8%.

Is there a patch available for CVE-2019-10086?

Yes, a patch is available for CVE-2019-10086. Update the affected software to the latest version immediately.

Commons Beanutils CVE-2019-10086

HIGH

Deserialization of Untrusted Data (CWE-502)

2019-08-20 security@apache.org

Apache Java Deserialization Debian Oracle Red Hat Debian Linux Enterprise Linux Desktop Enterprise Linux Eus Enterprise Linux Server Enterprise Linux Server Aus Enterprise Linux Server Tus Enterprise Linux Workstation Fedora Hospitality Opera 5 Jboss Enterprise Application Platform Jd Edwards Enterpriseone Tools Leap Peoplesoft Enterprise Peopletools Utilities Framework Weblogic Server Jd Edwards Enterpriseone Orchestrator Nifi Commons Beanutils Application Testing Suite Blockchain Platform Communications Billing And Revenue Management Healthcare Foundation Retail Back Office Retail Returns Management Communications Cloud Native Core Console Communications Cloud Native Core Unified Data Repository Communications Cloud Native Core Policy Opensuse Fusion Middleware Agile Plm Retail Advanced Inventory Planning Retail Central Office Retail Invoice Matching Retail Point Of Service Retail Price Management Retail Xstore Point Of Service Solaris Cluster Flexcube Private Banking Banking Platform Communications Evolved Communications Application Server Retail Merchandising System Communications Unified Inventory Management Primavera Gateway Communications Pricing Design Center Service Bus Communications Network Integrity Retail Predictive Application Server Hospitality Reporting And Analytics Communications Convergence Enterprise Manager For Virtualization Financial Services Revenue Management And Billing Analytics Communications Design Studio Peoplesoft Enterprise Pt Peopletools Communications Performance Intelligence Center Customer Management And Segmentation Foundation Communications Metasolv Solution Communications Billing And Revenue Management Elastic Charging Engine Agile Product Lifecycle Management Integration Pack Insurance Data Gateway Real Time Decisions Solutions Time And Labor Fedoraproject

7.3

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-502 OWASP Top 10:2025 A08:2025 - Software or Data Integrity Failures ASVS 5.0 V1 - Encoding and Sanitization Safe deserialization, type allowlists MITRE ATT&CK 2 techniques across 2 tactics: Execution, Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 7.3 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived	A remote attacker could execute arbitrary code through malicious serialized objects by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

Act Now Prioritize within 24-48h. Why: HIGH severity + EPSS > 10%.

Patch available 28.8% exploitation probability (EPSS)

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AnalysisAI

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.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.

Affected Packages

maven commons-beanutils:commons-beanutils fix: 1.9.4

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in maven

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. 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 Java objects. We, however were not using this by default characteristic of the PropertyUtilsBean. Affected products include: Apache Commons Beanutils, Apache Nifi, Debian Debian Linux, Opensuse Leap, Fedoraproject Fedora.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.3 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

DescriptionNVD

Threat Intelligence Overview

EPSS Score

28.8%

Top 2% exploitable

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 28.8%

Patch available Yes

Active threat No

Deciding rule

HIGH severity + EPSS > 10%

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Yes

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +29

CVSS: +36

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Insecure Deserialization 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.