---
id: CVE-2025-0186
title: >-
  GitLab has remediated an issue in GitLab CE/EE affecting all versions from
  10.6 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 under certain
  conditio…
summary: >-
  GitLab has remediated an issue in GitLab CE/EE affecting all versions from
  10.6 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 under certain
  conditio…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-770
vendor: gitlab
product: gitlab
affected:
  - 'gitlab >= 10.6.0, < 18.9.6'
  - 'gitlab >= 18.10.0, < 18.10.4'
  - gitlab = 18.11.0
patched:
  - gitlab 18.10.4
published: '2026-04-22'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T13:10:00.187'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-0186'
references:
  - url: >-
      https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/
    label: cve@gitlab.com
  - url: 'https://gitlab.com/gitlab-org/gitlab/-/work_items/511312'
    label: cve@gitlab.com
  - url: 'https://hackerone.com/reports/2915694'
    label: cve@gitlab.com
tags:
  - nvd
epss: 0.00402
epssPercentile: 0.3257
ingestedAt: '2026-10-14T13:30:58.482Z'
---

## Overview

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 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 under certain conditions by exhausting server resources by making crafted requests to a discussions endpoint.

## Affected

- `gitlab >= 10.6.0, < 18.9.6`
- `gitlab >= 18.10.0, < 18.10.4`
- `gitlab = 18.11.0`

## Remediation

Upgrade past the affected range:

- `gitlab 18.10.4`