chamilo/chamilo-lms · Security
Chamilo LMS CStudio upload flow allows unauthenticated remote code execution
- GHSA ID
- GHSA-g4c3-4g96-6g4m
- CVE ID
- CVE-2026-45140
- Severity
- critical
- Published
- Updated
- CVSS
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 9.8 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Impact
Ability to run arbitrary code on the server without authentication.
CWEs
- CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
- CWE-94 · Improper Control of Generation of Code ('Code Injection')
- CWE-219 · Storage of File with Sensitive Data Under Web Root
- CWE-434 · Unrestricted Upload of File with Dangerous Type