What’s Vulnerable › Vulnerabilities

CVE-2025-7000: Insertion of Sensitive Information Into Sent Data in GitLab

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-11-15 · updated 2026-10-19
• Weakness: CWE-201

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 17.6 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2, that, under specific conditions, could have allowed unauthorized users to view confidential branch names by accessing project issues with related merge requests.

Affected products

• GitLab: from 17.6.0 before 18.3.6; from 18.4.0 before 18.4.4; from 18.5.0 before 18.5.2 — fixed in 18.3.6, 18.4.4, 18.5.2

How to fix

Upgrade to a fixed version: GitLab 18.3.6, 18.4.4, 18.5.2. Check the vendor advisory for mitigations.

References

• https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/
• https://gitlab.com/gitlab-org/gitlab/-/issues/553129
• https://hackerone.com/reports/3214025

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