CVE-2021-22205
GitLab Community and Enterprise Editions Remote Code Execution Vulnerability
- Critical 10.0
- Exploited: added to CISA KEV 3 Nov 2021
- Used in ransomware campaigns
Description
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.
Key facts
- Published
- 23 Apr 2021
- Last changed
- 6 Aug 2026
- Assigned by
- GitLab
- KEV added
- 3 Nov 2021
- KEV fix due
- 17 Nov 2021
- Used in ransomware
- Yes, according to CISA
- EPSS
- 99.731% likely to be exploited in the next 30 days, higher than 99.953% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 10.0CVSS 3.1, Criticalfrom the CNA (GitLab)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
What to do
- Apply updates per vendor instructions.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| GitLab | GitLab |
|
Timeline
- 23 Apr 2021 Published
- 3 Nov 2021 Added to the CISA KEV catalogue