CVE-2026-31940

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H                                    

Vulnerability Description

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, in main/lp/aicc_hacp.php, user-controlled request parameters are directly used to set the PHP session ID before loading global bootstrap. This leads to session fixation. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3.

Vulnerability Details

Published Date

April 10, 2026

Last Modified

April 13, 2026

CWE ID

CWE-384

Source

NVD

Vendor

chamilo

Product

chamilo-lms

External References

https://github.com/chamilo/chamilo-lms/commit/ce0192c62e48c9d9474d915c541b3274844afbf9
https://github.com/chamilo/chamilo-lms/commit/e337b7cc74a0276a0b4f91f9282204d20cac1869
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4gp7-cfjh-77gv

CVE-2026-31940

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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