CVE-2025-50187: Chamilo: Evaluation of untrusted user input leads to Remote Code Execution

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-02 · updated 2026-06-17
Weakness: CWE-95

Description

Chamilo is a learning management system. Prior to version 1.11.28, parameter from SOAP request is evaluated without filtering which leads to Remote Code Execution. This issue has been patched in version 1.11.28.

Affected products

chamilo-lms: before 1.11.28 — fixed in 1.11.28

How to fix

Upgrade to a fixed version: chamilo-lms 1.11.28. Check the vendor advisory for mitigations.

References

https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.28
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-356v-7xg2-3678

Get alerted when CVE-2025-50187 or the next vulnerability affects your stack