An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.9. GitLab was not properly validating image files that were passed to a file parser which resulted in a remote command execution.

Published: 2021-04-23

CVSS: 10.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Download CVE-2021-22205 POC (Proof-of-Concept) here:

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

https://connollyfinan.ie/poc-400-cve-2021-22005/

https://connollyfinan.ie/poc-347-cve-2025-5086/

https://connollyfinan.ie/poc-170-cve-2018-7600/