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CVE-2025-55208 - Vulnerability Analysis

CriticalCVSS: 9.0

Last Updated: March 5, 2026

Chamilo - Stored XSS

Published: March 5, 2026Updated: March 5, 2026Remote Exploitable

Overview

Chamilo < 1.11.34 contains a stored XSS caused by insecure file uploads in Social Networks, letting low-privilege users execute arbitrary code in admin inbox, exploit requires low-privilege user access.

Severity & Score

Severity: Critical

CVSS Score: 9.0

Impact

Low-privilege users can execute arbitrary code in admin inbox, potentially leading to full admin account takeover.

Mitigation

Update to version 1.11.34 or later.

References

https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-2vq2-826h-6hp6

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2025-55208
Severity: Critical
CVSS Score: 9.0
Type: stored_xss
Status: new

CWE

CWE-79

CVSS Metrics

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