Main Vulnerability Database Vulnerabilities #VU123437

Improper Enforcement of Behavioral Workflow in Chamilo LMS - CVE-2025-52469

Published: March 3, 2026 / Updated: March 3, 2026

Vulnerability identifier: #VU123437

CSH Severity: Medium

CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-52469

CWE-ID: CWE-841

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the logic issue in the friend request workflow of social network module. A remote user can forcibly add any user as a friend.

Affected software

Chamilo LMS

How to mitigate CVE-2025-52469

Install updates from vendor's website.

Chamilo LMS - update to 1.11.30

Links to Public Exploits and PoC-codes

Exploit #12474 - Friend Request Workflow Bypass in Chamilo - Unauthorized Friend Addition and ID Validation Bypass (<= 1.11.28) (March 3, 2026)

External References

https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-m5xj-5xf3-rqch

Related Security Bulletins

Multiple vulnerabilities in Chamilo LMS