CVE-2025-2934

Published: Oct 9, 2025Modified: Oct 19, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: NVD

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.

Affected (6)

Products: Gitlab: Gitlab

Gitlab

1 product

Gitlab

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
Gitlab Gitlab	18.3.0 ≤ version < 18.3.4
Gitlab Gitlab	18.4.0 ≤ version < 18.4.2
Gitlab Gitlab	5.2.0 ≤ version < 18.2.8
Gitlab Gitlab	18.3.0 ≤ version < 18.3.4
Gitlab Gitlab	18.4.0 ≤ version < 18.4.2
Gitlab Gitlab	5.2.0 ≤ version < 18.2.8

Related CWEs

CWE-770

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (3)

https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/

Source: cve@gitlab.com

Release NotesVendor Advisory

https://gitlab.com/gitlab-org/gitlab/-/issues/528979

Source: cve@gitlab.com

Broken Link

https://hackerone.com/reports/3058791

Source: cve@gitlab.com

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Timeline

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