CVE-2025-52563

Chamilo: Reflected XSS via page parameter

State: Published
Severity: 5.1 Medium
Published: Mar 2, 2026
Updated: Mar 3, 2026
Reserved: Jun 18, 2025

Description

Chamilo is a learning management system. Prior to version 1.11.30, there is a reflected cross-site scripting (XSS) vulnerability due to insufficient sanitization of the page parameter in the session/add_users_to_session.php endpoint. This issue has been patched in version 1.11.30.

Scores

CVSS	Score	Vector	Source
4.0	5.1 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
CWE-87 Improper Neutralization of Alternate XSS Syntax

Affected Products

Product	Versions
chamilo-lmschamilo	< 1.11.30Affected

References

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