CVE-2025-4225

MEDIUM

GitLab CE/EE <18.1.5-18.3.1 - DoS

Title source: llm

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 14.1 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that that under certain conditions could have allowed an unauthenticated attacker to cause a denial-of-service condition affecting all users by sending specially crafted GraphQL requests.

References (2)

[Broken Link] https://gitlab.com/gitlab-org/gitlab/-/issues/538983

[Permissions Required] https://hackerone.com/reports/3100624

Scores

CVSS v3 5.3

EPSS 0.0008

EPSS Percentile 23.6%

Attack Vector NETWORK

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

Classification

CWE

CWE-770

Status published

Affected Products (4)

gitlab/gitlab < 18.1.5

gitlab/gitlab

Timeline

Published Aug 27, 2025

Tracked Since Feb 18, 2026