CVE-2025-55289 - Vulnerability Analysis
HighCVSS: 8.8Last Updated: March 6, 2026
Chamilo LMS - Stored XSS
Published: March 6, 2026Updated: March 6, 2026Remote Exploitable
Overview
Chamilo LMS < 1.11.34 contains a stored XSS caused by improper sanitization in social network and internal messaging features, letting attackers inject JavaScript to execute in authenticated users' browsers, exploit requires victim to be authenticated.
Severity & Score
Severity: High
CVSS Score: 8.8
Impact
Attackers can hijack sessions, perform unauthorized actions, and exfiltrate sensitive data via injected scripts in authenticated users' browsers.
Mitigation
Update to version 1.11.34 or later.
References
Related Resources
Details
- CVE ID
- CVE-2025-55289
- Severity
- High
- CVSS Score
- 8.8
- Type
- stored_xss
- Status
- new
CWE
- CWE-79
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H