---
id: CVE-2026-112378
title: Use of Less Trusted Source in GitLab
summary: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 17.8
  before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that under certain
  conditions could have allowed an authenticated user to access paid AI features
  with…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-348
vendor: GitLab
product: GitLab
affected:
  - GitLab >= 17.8 < 19.3.6
  - GitLab >= 19.4 < 19.4.3
  - GitLab >= 19.5 < 19.5.1
published: '2026-10-21'
updated: '2026-10-21'
sourceUpdated: '2026-10-21T23:33:50.429Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-112378'
references:
  - url: 'https://gitlab.com/gitlab-org/gitlab/-/work_items/634027'
  - url: >-
      https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/
tags:
  - cve.org
ingestedAt: '2026-10-22T00:21:21.864Z'
---

## Overview

GitLab has remediated an issue in GitLab EE affecting all versions from 17.8 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that under certain conditions could have allowed an authenticated user to access paid AI features without a valid subscription due to insufficient server-side validation in billing eligibility checks.

## Affected

- `GitLab >= 17.8 < 19.3.6`
- `GitLab >= 19.4 < 19.4.3`
- `GitLab >= 19.5 < 19.5.1`

## Remediation

Upgrade to versions 19.3.6, 19.4.3, 19.5.1 or above.