Server-Side Request Forgery (SSRF) in Chamilo LMS - CVE-2026-31941
Published: May 5, 2026
Vulnerability identifier: #VU129657
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N]
CVE-ID: CVE-2026-31941
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input in the Social Wall feature. A remote user can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.
Affected software
Chamilo LMS
How to mitigate CVE-2026-31941
Install updates from vendor's website.
Chamilo LMS - addressed in versions 1.11.38, 2.0.0 RC.3