VDB
CVE-2025-14870
CVE-2025-14870
PUBLISHED
CVSS 7.5 HIGH
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted JSON payloads due to insufficient input validation.
EPSS 0.05% · 15.9th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.05%
15.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| GitLab | GitLab | 18.5, 18.10, 18.11 |
Timeline
- May 14, 2026 CVE Published
- May 14, 2026 PoC Published
- May 14, 2026 PoC Published
- May 15, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
References
- HackerOne Bug Bounty Report #3446641 exploit
- https://gitlab.com/gitlab-org/gitlab/-/work_items/584490 url
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ url
- https://nvd.nist.gov/vuln/detail/CVE-2025-14870 advisory
- https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released url
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-18-11-3-released/ advisory