What’s Vulnerable › Vulnerabilities

CVE-2025-52482: Chamilo: Stored XSS in glossary function via /main/glossary/index.php trigger in /main/tracking/course_log_resources.php

• Severity: high (CVSS 8.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-02 · updated 2026-06-17
• Weakness: CWE-79

Description

Chamilo is a learning management system. Prior to version 1.11.30, a Stored XSS vulnerability exists in the glossary function, enabling all users with the Teachers role to inject JavaScript malicious code against the administrator. This issue has been patched in version 1.11.30.

Affected products

• chamilo-lms: before 1.11.30 — fixed in 1.11.30

How to fix

Upgrade to a fixed version: chamilo-lms 1.11.30. Check the vendor advisory for mitigations.

References

• https://github.com/chamilo/chamilo-lms/commit/241c569dde0ad0e34d558ae51271f70438189b0e
• https://github.com/chamilo/chamilo-lms/commit/82cc07edd8ef316e6b36da7c501120d5c0aeb151
• https://github.com/chamilo/chamilo-lms/commit/f9150075246df4ed9755a4a150e25edb468767be
• https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
• https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4wcp-3rh3-7wm4

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