CVE-2026-1751 — Missing Authorization in Gitlab

CWE-862 — Missing Authorization6 documents6 sources
Severity
3.1LOWNVD
EPSS
0.0%
top 96.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab CE
Timeline
PublishedFeb 2

Description

A vulnerability has been discovered in GitLab CE/EE affecting all versions starting with 16.8 before 18.5.0 that could have allowed unauthorized edits to merge request approval rules under certain conditions.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:NExploitability: 1.6 | Impact: 1.4

Affected Packages5 packages

▶CVEListV5gitlab/gitlab16.8 — 18.5.0
▶NVDgitlab/gitlab16.8.0 — 18.5.0
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

2
GHSA
GHSA-3735-4fjf-vq4q: A vulnerability has been discovered in GitLab CE/EE affecting all versions starting with 16↗2026-02-02
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OSV
CVE-2026-1751: A vulnerability has been discovered in GitLab CE/EE affecting all versions starting with 16↗2026-02-02
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📋Vendor Advisories

2
GitLab
CVE-2026-1751: A vulnerability has been discovered in GitLab CE/EE affecting all versions starting with 16.8 before 18.5.0 that could have allowed unauthorized edits↗2026-02-02
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Debian
CVE-2026-1751: gitlab - A vulnerability has been discovered in GitLab CE/EE affecting all versions start...↗2026
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🕵️Threat Intelligence

1
Wiz
CVE-2026-1751 Impact, Exploitability, and Mitigation Steps | Wiz↗
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