CVE-2021-39935 · netVigilance record NV26-0019
GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
past due
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 deadline 2026-02-24 · passed 6 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
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.
Who is affected
GitLab Community and Enterprise Editions. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-918.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 6 months ago
Sources
- NVD entry for CVE-2021-39935 nvd.nist.gov/vuln/detail/CVE-2021-39935
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- about.gitlab.com about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-released/
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2021-39935