CVE-2025-26153

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

A Stored XSS vulnerability exists in the message compose feature of Chamilo LMS 1.11.28. Attackers can inject malicious scripts into messages, which execute when victims, such as administrators, reply to the message.

Published 2025-04-16. Last modified 2026-06-17.