CVE-2025-6016

MEDIUM

Allocation of Resources Without Limits or Throttling in GitLab

Title source: cna

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.2 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that could have allowed an authenticated user to cause denial of service due to insufficient resource allocation limits when retrieving notes under certain conditions.

References (3)

Core 3

Core References

Exploit technical-description exploit permissions-required

HackerOne Bug Bounty Report #3160363

https://hackerone.com/reports/3160363

https://gitlab.com/gitlab-org/gitlab/-/work_items/548940

https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/

Scores

CVSS v3 6.5

EPSS 0.0040

EPSS Percentile 31.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (5)

gitlab/gitlab 18.11.0 (2 CPE variants)

GitLab/GitLab 18.10 - 18.10.4

GitLab/GitLab 18.11 - 18.11.1

GitLab/GitLab 9.2 - 18.9.6

gitlab/gitlab 9.2.0 - 18.9.6 (2 CPE variants)

Published Apr 22, 2026

Tracked Since Apr 22, 2026