Auth bypass in GitLab
CVE-2025-1299
An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.4 before 18.0.5, all versions starting from 18.1 before 18.1.3, all versions starting from 18.2 before 18.2.1 that, under circumstances, could have allowed an unauthorized user to read deployment job logs by sending a crafted request.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (25.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- GitLab — versions 15.4, 18.1, 18.2
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/519696 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/2969145 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2025-1299?
- CVE-2025-1299 is a medium-severity vulnerability in GitLab, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-07-24.
- How severe is CVE-2025-1299?
- Medium severity. CVSS v3 base score is 4.3 out of 10.