CVE detail
CVE-2021-39935: GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
GitLab · Community and Enterprise Editions
- Date added (KEV)
- Feb 03, 2026
- CISA due date
- Feb 24, 2026
- Ransomware campaign use
- Unknown
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Scorifya interpretation
AI-generatedA short, structured read of the record above, generated when this page first loads, then cached for a week.
Plain English
Technical detail
From CISA
GitLab Community and Enterprise Editions contain a server-side request forgery vulnerability which could allow unauthorized external users to perform Server Side Requests via the CI Lint API.
https://about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2021-39935
See what attackers can see on your domain
This vulnerability is on CISA's Known Exploited Vulnerabilities list, so it is being exploited in the wild right now. Scorifya can't test for GitLab directly, but in about 30 seconds it shows what your own domain exposes publicly across TLS, security headers, DNS, and cookies: the surface attackers probe first.
SOC 2 compliance
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See Scorifya Controls →References
- https://gitlab.com/gitlab-org/gitlab/-/issues/346187Issue TrackingVendor Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/346187Issue TrackingVendor Advisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39935.jsonThird Party Advisory
- https://hackerone.com/reports/1236965Permissions RequiredThird Party Advisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39935.json
Other recent CVEs from GitLab
- CVE-2021-22175GitLab, GitLab Server-Side Request Forgery (SSRF) Vulnerability
- CVE-2023-7028GitLab CE/EE, GitLab Community and Enterprise Editions Improper Access Control Vulnerability
- CVE-2021-22205Community and Enterprise Editions, GitLab Community and Enterprise Editions Remote Code Execution Vulnerability