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CVE-2021-39935 — Actively Exploited: Community and Enterprise Editions (GitLab)

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.

CVE IDCVE-2021-39935
VendorGitLab
ProductCommunity and Enterprise Editions
Vulnerability nameGitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability
Date added2026-02-03
Remediation due2026-02-24
Known ransomware useUnknown
Required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
DescriptionGitLab 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.
SourceCISA Known Exploited Vulnerabilities

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