CVE-2025-14870

HIGH EPSS 25.8%
Published May 14, 20261mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published May 14, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
25.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-770

Affected Products 6

VendorProductVersionRange
gitlabgitlab*≥18.5.0  –  <18.9.7
gitlabgitlab*≥18.5.0  –  <18.9.7
gitlabgitlab*≥18.10.0  –  <18.10.6
gitlabgitlab*≥18.10.0  –  <18.10.6
gitlabgitlab*≥18.11.0  –  <18.11.3
gitlabgitlab*≥18.11.0  –  <18.11.3

References 3

  • about.gitlab.com https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
    Release Notes
  • gitlab.com https://gitlab.com/gitlab-org/gitlab/-/work_items/584490
    Not Applicable
  • hackerone.com https://hackerone.com/reports/3446641
    Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.