CVE-2025-2934

MEDIUM EPSS 38.7%
Published Oct 9, 20258mo ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Oct 9, 2025 8mo ago
Last Modified Jun 17, 2026 2w ago

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 5.2 prior to 18.2.8, 18.3 prior to 18.3.4, and 18.4 prior to 18.4.2 that could have allowed an authenticated attacker to create a denial of service condition by configuring malicious webhook endpoints that send crafted HTTP responses.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
38.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-770

Affected Products 6

VendorProductVersionRange
gitlabgitlab*≥5.2.0  –  <18.2.8
gitlabgitlab*≥5.2.0  –  <18.2.8
gitlabgitlab*≥18.3.0  –  <18.3.4
gitlabgitlab*≥18.3.0  –  <18.3.4
gitlabgitlab*≥18.4.0  –  <18.4.2
gitlabgitlab*≥18.4.0  –  <18.4.2

References 3

  • about.gitlab.com https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/
    Release NotesVendor Advisory
  • gitlab.com https://gitlab.com/gitlab-org/gitlab/-/issues/528979
    Broken Link
  • hackerone.com https://hackerone.com/reports/3058791
    Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.