CVE-2025-2934
October 09, 2025
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 Packages
https://gitlab.com/gitlab-org/gitlab.git (SCM_GIT):
Affected version(s) >=v18.3.0-ee <v18.3.4-eeFix Suggestion:
Update to version v18.3.4-eehttps://gitlab.com/gitlab-org/gitlab.git (SCM_GIT):
Affected version(s) >=v18.4.0-ee <v18.4.2-eeFix Suggestion:
Update to version v18.4.2-eehttps://gitlab.com/gitlab-org/gitlab.git (SCM_GIT):
Affected version(s) >=v5.3.0 <v18.2.8-eeFix Suggestion:
Update to version v18.2.8-eeRelated Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Allocation of Resources Without Limits or Throttling
EPSS
Base Score:
0.16
