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CVE-2021-22253
Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who previously had the necessary access to trigger…
Medium4.9EPSS 0.99%
- Published
- Updated
- Reserved
- Assigned by
- GitLab
Description
Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who previously had the necessary access to trigger deployments to protected environments under specific conditions after the access has been removed
Timeline
ID reserved
By GitLab
- 8 months later
· 8 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitLabCNA (assigner) | 3.1 | Medium4.9 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.99% · top 37% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
- Improper authorization in GitLab
- CWE-863 (opens in a new tab)All about CWE-863 and its CVEs
Affected products
References (3)
- https://gitlab.com/gitlab-org/gitlab/-/issues/323794 (opens in a new tab)x_refsource_MISCx_transferred
- https://hackerone.com/reports/1113783 (opens in a new tab)x_refsource_MISCx_transferred
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22253.json (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-22253)Record last updated .