GitLab Server-Side Request Forgery (SSRF) Vulnerability (CVE-2021-22175)
Severity: critical · Patch status: unknown · Since 2026-02-18 · CVE-2021-22175
GitLab contains a server-side request forgery (SSRF) vulnerability when requests to the internal network for webhooks are enabled. CISA added CVE-2021-22175 to its Known Exploited Vulnerabilities catalog on Feb 18, 2026, which means attackers are exploiting it in the wild.
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.
- US federal agencies must remediate by Mar 11, 2026 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch