# CVE-2026-41043

> Vulnerability · severity: **MEDIUM** (CVSS 6.5).

## 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.

## Key facts

- **CVE ID:** CVE-2026-41043
- **Published:** 2026-04-24
- **CVSS severity:** MEDIUM
- **CVSS base score:** 6.5
- **CWE codes:** CWE-79, CWE-915, CWE-79

## Affected products

- `apache:activemq`
- `apache:activemq_web`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-41043

## Citation

> AI Analytics. CVE-2026-41043. Retrieved 2026-09-01 from https://api.ai-analytics.org/cve/CVE-2026-41043. Derived from NIST NVD. Licensed CC0.

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