CVE-2025-2934

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 v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

History

20 Oct 2025, 21:01

Type	Values Removed	Values Added
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:::::community:::*
References	~~() https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/ -~~	() https://about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/ - Release Notes, Vendor Advisory
References	~~() https://gitlab.com/gitlab-org/gitlab/-/issues/528979 -~~	() https://gitlab.com/gitlab-org/gitlab/-/issues/528979 - Broken Link
References	~~() https://hackerone.com/reports/3058791 -~~	() https://hackerone.com/reports/3058791 - Permissions Required
First Time		Gitlab gitlab Gitlab

09 Oct 2025, 12:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-10-09 12:15

Updated : 2025-10-20 21:01

NVD link : CVE-2025-2934

Mitre link : CVE-2025-2934

CVE.ORG link : CVE-2025-2934

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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