CVE-2025-8099

HIGH

GitLab 10.8-18.6.5, 18.7-18.7.3, 18.8-18.8.3 - Unauthenticated Denial of Service via GraphQL Query Flooding

Title source: llm
STIX 2.1

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.8 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions, could have allowed an unauthenticated user to cause denial of service by sending repeated GraphQL queries.

References (3)

Core 3
Core References
Broken Link, Issue Tracking issue-tracking permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/557165
Permissions Required technical-description exploit permissions-required
https://hackerone.com/reports/3240210

Scores

CVSS v3 7.5
EPSS 0.0040
EPSS Percentile 31.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (1)
gitlab/gitlab 10.8.0 - 18.6.6 (2 CPE variants)
Published Feb 11, 2026
Tracked Since Feb 18, 2026