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6.9
Chamilo Learning Management System: Malicious Code Injection via URL
CVE-2025-52564
Summary
The Chamilo learning management system before version 1.11.30 is open to a security risk. An attacker could potentially inject malicious code into the system by manipulating a URL, which could lead to security issues. Update to version 1.11.30 or later to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| chamilo | chamilo_lms | <= 1.11.30 | – |
Original title
Chamilo is a learning management system. Prior to version 1.11.30, the open parameter of help.php fails to properly sanitize user input. This allows an attacker to inject arbitrary HTML, such as un...
Original description
Chamilo is a learning management system. Prior to version 1.11.30, the open parameter of help.php fails to properly sanitize user input. This allows an attacker to inject arbitrary HTML, such as underlined text, via a crafted URL. This issue has been patched in version 1.11.30.
nvd CVSS3.1
6.1
nvd CVSS4.0
6.9
Vulnerability type
CWE-80
Basic XSS
- https://github.com/chamilo/chamilo-lms/commit/083b1d2b0c29b0cc0313a28165ad47beba... Patch
- https://github.com/chamilo/chamilo-lms/commit/1ee2d8bb61b67e08946cd80b1a9b92c1a9... Patch
- https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30 Product Release Notes
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-6fmm-qrx4-wgqc Vendor Advisory
Published: 2 Mar 2026 · Updated: 13 Mar 2026 · First seen: 6 Mar 2026