---
id: CVE-2025-12506
title: >-
  GitLab has remediated an issue in GitLab CE/EE affecting all versions from
  16.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under
  certain conditions could have allowed an authenticated user to create a
  repository wher…
summary: >-
  GitLab has remediated an issue in GitLab CE/EE affecting all versions from
  16.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under
  certain conditions could have allowed an authenticated user to create a
  repository wher…
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-706
vendor: gitlab
product: gitlab
affected:
  - 'gitlab >= 16.5.0, < 18.11.7'
  - 'gitlab >= 19.0.0, < 19.0.4'
  - 'gitlab >= 19.1.0, < 19.1.2'
patched:
  - gitlab 19.1.2
published: '2026-07-08'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T19:10:00.160'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12506'
references:
  - url: >-
      https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-2-released/
    label: cve@gitlab.com
  - url: 'https://gitlab.com/gitlab-org/gitlab/-/work_items/578988'
    label: cve@gitlab.com
  - url: 'https://hackerone.com/reports/3351460'
    label: cve@gitlab.com
tags:
  - nvd
epss: 0.00326
epssPercentile: 0.2322
ingestedAt: '2026-09-29T19:44:04.103Z'
---

## Overview

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to create a repository where the content displayed in the web interface differed from the content available for download, due to improper handling of Git reference name resolution.

## Affected

- `gitlab >= 16.5.0, < 18.11.7`
- `gitlab >= 19.0.0, < 19.0.4`
- `gitlab >= 19.1.0, < 19.1.2`

## Remediation

Upgrade past the affected range:

- `gitlab 19.1.2`