CVE-2025-9484 MEDIUM

CVE-2025-9484: Missing Authorization in GitLab

Vendor Gitlab
Product GitLab
Weakness CWE-862 · Missing authorization
Published April 8, 2026
Last update April 9, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

April 8, 2026 CVE published
April 9, 2026 Record updated

Related vulnerabilities

04Related CVE