CVE-2025-1257

MEDIUM

GitLab 12.3.0-17.7.6, 17.8.0-17.8.4, 17.9.0-17.9.1 - Denial of Service via API Input Manipulation

Title source: llm

Description

An issue was discovered in GitLab EE affecting all versions starting with 12.3 before 17.7.7, 17.8 prior to 17.8.5, and 17.9 prior to 17.9.2. A vulnerability in certain GitLab instances could allow an attacker to cause a denial of service condition by manipulating specific API inputs.

References (2)

Core 2

Core References

Broken Link issue-tracking permissions-required

https://gitlab.com/gitlab-org/gitlab/-/issues/519348

Permissions Required technical-description exploit permissions-required

https://hackerone.com/reports/2984218

Scores

CVSS v3 6.5

EPSS 0.0012

EPSS Percentile 30.2%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (1)

gitlab/gitlab 12.3.0 - 17.7.7

Published Mar 13, 2025

Tracked Since Feb 18, 2026