What is GHSA-g4c3-4g96-6g4m?

GHSA-g4c3-4g96-6g4m is a security advisory published by GitHub Security Advisories with Critical severity. Chamilo LMS CStudio upload flow allows unauthenticated remote code execution

Which CVE IDs does GHSA-g4c3-4g96-6g4m cover?

GHSA-g4c3-4g96-6g4m covers the following CVE IDs: CVE-2026-45140. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-g4c3-4g96-6g4m?

GHSA-g4c3-4g96-6g4m has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

Which products are affected by GHSA-g4c3-4g96-6g4m?

GHSA-g4c3-4g96-6g4m affects 1 product, including: composer/chamilo/chamilo-lms:\u003c= 2.0.0.

GHSA-g4c3-4g96-6g4mCriticalCVSS 9.8

Chamilo LMS CStudio upload flow allows unauthenticated remote code execution

Vendor

GitHub Security Advisories

Published

September 17, 2026

Last Modified

September 17, 2026

🔗 CVE IDs covered (1)

CVE-2026-45140 →

📋 Description

Impact

Ability to run arbitrary code on the server without authentication.

🎯 Affected products1

composer/chamilo/chamilo-lms:<= 2.0.0

🔗 References (4)

https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-g4c3-4g96-6g4m
https://github.com/chamilo/chamilo-lms/commit/4bdba1b9a8820bd70c0809317775d7f6eaa79844
https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.1
https://github.com/advisories/GHSA-g4c3-4g96-6g4m