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CVE-2026-41043

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

Published: Apr 24, 2026Updated: Apr 27, 2026 Sources: CVE List NVDCWE-79
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.4%
Top 66.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79CWE-915

Affected Products

Apache ActiveMQApache Software FoundationDatabases / cache-message-queue
Apache ActiveMQ WebApache Software Foundation
Mixed
Web & CMS Plugins / cms-core
activemqapache
LibraryLibrary
OSS Libraries / generic-library
activemq webapache
Mixed
Web & CMS Plugins / cms-core
apache software foundationoss-projectUSWeb & CMS Pluginsaka apache foundation
apacheoss-projectUSWeb & CMS Pluginsaka apache http server, apache httpd

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://activemq.apache.org/security-advisories.data/CVE-2026-41043-announcement.txt
activemq.apache.org
http://www.openwall.com/lists/oss-security/2026/04/23/5
openwall.com

Timeline

Published
Apr 24, 2026
Last Updated
Apr 27, 2026

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