Low severity · published Oct 21, 2026
CVE-2026-14288
Use of Incorrectly-Resolved Name or Reference in GitLab
New
3.1
CVSS
0.2%
EPSS
No
On KEV
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 17.4 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that under certain conditions could have allowed an authenticated to bypass a required merge request approval policy on a protected branch due to improper access control during approval rule synchronization.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
17.4 before 19.3.6; 19.4 before 19.4.3; 19.5 before 19.5.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-14288
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-14288
docs.gitlab.com
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/
gitlab.com
https://gitlab.com/gitlab-org/gitlab/-/work_items/604630
hackerone.com
https://hackerone.com/reports/3797008
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