CVE-2021-37391: Chamilo Lms

Medium severity, CVSS 5.4. EPSS: 2.1% chance of exploitation in the next 30 days.

A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.

Affected products

• Chamilo Chamilo Lms: from 1.11.0, before 1.11.14 (fixed in 1.11.14)

Published 2021-08-10. Last modified 2026-06-17.