CVE-2021-22253
Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who...
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
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
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
- Record
CVE-2021-22253- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L - Updated
- 2026-11-02
EUVDEUVD-2021-9399
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
- Record
EUVD-2021-9399- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q297-5xx3-gw53 No score
Improper authorization in GitLab EE affecting all versions since 13.4 allowed a user who...
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
- Record
GHSA-q297-5xx3-gw53- Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2021-22253- CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L - CVSS 2.0
- 4.9 Medium
AV:N/AC:M/Au:S/C:N/I:P/A:P - Weakness
- CWE-863
- Updated
- 2026-11-02
OSV
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
- Record
CVE-2021-22253- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L - Updated
- 2026-11-02
OSVUBUNTU-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 deployments to protected environments under specific conditions after the access has been removed
- Record
UBUNTU-CVE-2021-22253- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L - CVSS 3.1
- 4.9 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L - Updated
- 2026-11-02
OSVBIT-gitlab-2021-22253 No score
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
- Record
BIT-gitlab-2021-22253- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-22253 is a medium vulnerability (CVSS 4.9) in Gitlab, published August 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile. Fixed in gitlab 13.12.9.