CVE-2021-22175
GitLab Server-Side Request Forgery (SSRF) Vulnerability
- Medium 6.8
- Exploited: added to CISA KEV 18 Feb 2026
Description
When requests to the internal network for webhooks are enabled, a server-side request forgery vulnerability in GitLab affecting all versions starting from 10.5 was possible to exploit for an unauthenticated attacker even on a GitLab instance where registration is disabled
Key facts
- Published
- 11 Jun 2021
- Last changed
- 1 Oct 2026
- Assigned by
- GitLab
- KEV added
- 18 Feb 2026
- KEV fix due
- 11 Mar 2026
- EPSS
- 53.372% likely to be exploited in the next 30 days, higher than 99.004% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 6.8CVSS 3.1, Mediumfrom the CNA (GitLab)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.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
- 11 Jun 2021 Published
- 18 Feb 2026 Added to the CISA KEV catalogue