CVE-2021-39935

Known Exploited Vulnerability Entry External Catalog

Back to Catalog View Vulnerability
Entry Details

CVE-2021-39935

Confirmed

Yes

2026-02-03 00:00 UTC

Timestamps

2026-02-03

2026-02-03

Scope

KEV entry: GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability | Affected: GitLab / Community and Enterprise Editions | Description: 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. | 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. | Due date: 2026-02-24 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2021-39935

References
  • {'id': 'CVE-2021-39935', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2021-39935'}

f99f117a-1fe7-4bdf-acc5-ab3620661476

405284c2-e461-4670-8979-7fd2c9755a60

2026-02-04 08:30 UTC

2026-02-06 07:53 UTC

Evidence (1)
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-918"
  ],
  "date_added": "2026-02-03",
  "due_date": "2026-02-24",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Community and Enterprise Editions",
  "vendorProject": "GitLab",
  "vulnerabilityName": "GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF) Vulnerability"
}
 -
Export Options
JSON Object JSON API View Full Catalog