Vulnerability · Published Mar 2, 2026 · Assigned by GitHub_M
CVE-2025-52563Chamilo: Reflected XSS via page parameter
Medium 5.1
In plain English
A medium-severity cross-site scripting in chamilo-lms from chamilo. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 4.0)5.1Medium
Exploit odds (30 days)0.2%top 91.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| chamilo | chamilo-lms | < 1.11.30 |
Weakness: CWE-79, CWE-80, CWE-87 · Vector: 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
References
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-h3m8-53j3-xjx8 x_refsource_CONFIRM
- https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30 x_refsource_MISC