What is the CVSS score of CVE-2020-1941?

CVE-2020-1941 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 6.2%.

Is there a patch available for CVE-2020-1941?

Yes, a patch is available for CVE-2020-1941. Update the affected software to the latest version immediately.

Activemq CVE-2020-1941

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2020-05-14 security@apache.org

XSS Apache Oracle Activemq Communications Diameter Signaling Router Flexcube Private Banking Communications Element Manager Communications Session Report Manager Communications Session Route Manager Enterprise Repository

6.1

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-79 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Output encoding, context-aware escaping MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Execution 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 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.
Exploit ScenarioDerived	A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 6.2% exploitation probability (EPSS)

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AnalysisAI

In Apache ActiveMQ 5.0.0 to 5.15.11, the webconsole admin GUI is open to XSS, in the view that lists the contents of a queue. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affected Packages

maven org.apache.activemq:activemq-web-console fix: 5.15.12

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 Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. In Apache ActiveMQ 5.0.0 to 5.15.11, the webconsole admin GUI is open to XSS, in the view that lists the contents of a queue. Affected products include: Apache Activemq, Oracle Communications Diameter Signaling Router, Oracle Communications Element Manager, Oracle Communications Session Report Manager, Oracle Communications Session Route Manager.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

DescriptionNVD

In Apache ActiveMQ 5.0.0 to 5.15.11, the webconsole admin GUI is open to XSS, in the view that lists the contents of a queue.

Threat Intelligence Overview

EPSS Score

6.2%

Top 7% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

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 MEDIUM

CISA KEV No

Public POC No

EPSS 6.2%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

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

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +6

CVSS: +30

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_element_manager:8.1.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_element_manager:8.2.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_element_manager:8.2.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_report_manager:8.1.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_report_manager:8.2.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_report_manager:8.2.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_route_manager:8.1.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_route_manager:8.2.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:communications_session_route_manager:8.2.1:*:*:*:*:*:*:*

cpe:2.3:a:oracle:enterprise_repository:11.1.1.7.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:flexcube_private_banking:12.0.0:*:*:*:*:*:*:*

cpe:2.3:a:oracle:flexcube_private_banking:12.1.0:*:*:*:*:*:*:*

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References

Advisories & patches

ADVISORY http://activemq.apache.org/security-advisories.data/CVE-2020-1941-announcement.txt REF https://lists.apache.org/thread.html/r946488fb942fd35c6a6e0359f52504a558ed438574a8f14d36d7dcd7%40%3Ccommits.activemq.apache.org%3E REF https://lists.apache.org/thread.html/rb2fd3bf2dce042e0ab3f3c94c4767c96bb2e7e6737624d63162df36d%40%3Ccommits.activemq.apache.org%3E REF https://lists.apache.org/thread.html/re4672802b0e5ed67c08c9e77057d52138e062f77cc09581b723cf95a%40%3Ccommits.activemq.apache.org%3E REF https://www.oracle.com//security-alerts/cpujul2021.html REF https://www.oracle.com/security-alerts/cpuApr2021.html REF https://www.oracle.com/security-alerts/cpujul2020.html REF https://www.oracle.com/security-alerts/cpuoct2020.html

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