CVE-2025-9484 — Missing Authorization in Gitlab

CWE-862 — Missing Authorization5 documents5 sources
Severity
4.3MEDIUMNVD
EPSS
0.0%
top 97.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab EE
Timeline
PublishedApr 8
Latest updateApr 9

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 16.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that under certain circumstances could have allowed an authenticated user to have access to other users' email addresses via certain GraphQL queries.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages4 packages

▶CVEListV5gitlab/gitlab16.6 — 18.8.9+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

1
GHSA
GHSA-m3c6-4xg4-583x: GitLab has remediated an issue in GitLab EE affecting all versions from 16↗2026-04-09
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📋Vendor Advisories

2
GitLab
CVE-2025-9484: GitLab has remediated an issue in GitLab EE affecting all versions from 16.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that under ce↗2026-04-08
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Debian
CVE-2025-9484: gitlab - GitLab has remediated an issue in GitLab EE affecting all versions from 16.6 bef...↗2025
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🕵️Threat Intelligence

1
Wiz
CVE-2025-9484 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2025-9484 — Missing Authorization in Gitlab | cvebase