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CVE-2026-41043

23
FAUCET Score

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache ActiveMQ, Apache ActiveMQ Web. An authenticated attacker can show malicious content when browsing queues in the web console by overriding the content type to be HTML (instead of XML) and by injecting HTML into a JMS selector field. This issue affects Apache ActiveMQ: before 5.19.6, from 6.0.0 before 6.2.5; Apache ActiveMQ Web: before 5.19.6, from 6.0.0 before 6.2.5. Users are recommended to upgrade to version 6.2.5 or 5.19.6, which fixes the issue.

First published: Apr 24, 2026Last modified: Apr 24, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 5.19.6CPE matchmatch criteria
cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*
>= 6.0.0, < 6.2.5CPE matchmatch criteria
cpe:2.3:a:apache:activemq:*:*:*:*:*:*:*:*
< 5.19.6CPE matchmatch criteria
cpe:2.3:a:apache:activemq_web:*:*:*:*:*:*:*:*
>= 6.0.0, < 6.2.5CPE matchmatch criteria
cpe:2.3:a:apache:activemq_web:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 27th percentile among its peer group of 23,725 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

mavenpatch availablevia ghsa
Product: org.apache.activemq:apache-activemqFixed in: 5.19.6
mavenpatch availablevia ghsa
Product: org.apache.activemq:activemq-allFixed in: 5.19.6
mavenpatch availablevia ghsa
Product: org.apache.activemq:activemq-brokerFixed in: 5.19.6
mavenpatch availablevia ghsa
Product: org.apache.activemq:apache-activemqFixed in: 6.2.5
mavenpatch availablevia ghsa
Product: org.apache.activemq:activemq-allFixed in: 6.2.5
mavenpatch availablevia ghsa
Product: org.apache.activemq:activemq-brokerFixed in: 6.2.5
apachevendor investigatingvia vendor_rss
View patch

Vendor Advisories (2)

mavenGHSA-2jp3-2923-9h52medium

Apache ActiveMQ Vulnerable to Cross-site Scripting

Apr 24, 2026
apacheapache:www.mail-archive.com/[email protected]/msg10964.html

CVE-2026-41043: Apache ActiveMQ, Apache ActiveMQ Web: ActiveMQ Web Console - XSS vulnerability when browsing queues

Apr 23, 2026

References

openwall.com / lists/oss-security/2026/04/23/5
Mailing List
activemq.apache.org / security-advisories.data/CVE-2026-41043-announcement.txt
Vendor Advisory