CVE-2026-45140: Chamilo LMS CStudio upload flow allows unauthenticated remote code execution

September 17, 2026

Ability to run arbitrary code on the server without authentication.

References

github.com/advisories/GHSA-g4c3-4g96-6g4m
github.com/chamilo/chamilo-lms/commit/4bdba1b9a8820bd70c0809317775d7f6eaa79844
github.com/chamilo/chamilo-lms/releases/tag/v2.0.1
github.com/chamilo/chamilo-lms/security/advisories/GHSA-g4c3-4g96-6g4m
nvd.nist.gov/vuln/detail/CVE-2026-45140

Code Behaviors & Features

Detect and mitigate CVE-2026-45140 with GitLab Dependency Scanning

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