---
id: CVE-2025-9484
title: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 16.6
  before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that under certain
  circumstances could have allowed an authenticated user to have access to other
  us…
summary: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 16.6
  before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that under certain
  circumstances could have allowed an authenticated user to have access to other
  us…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-862
vendor: gitlab
product: gitlab
affected:
  - 'gitlab >= 16.6.0, < 18.8.9'
  - 'gitlab >= 18.9.0, < 18.9.5'
  - 'gitlab >= 18.10.0, < 18.10.3'
patched:
  - gitlab 18.10.3
published: '2026-04-08'
updated: '2026-07-25'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-9484'
references:
  - url: >-
      https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/
    label: cve@gitlab.com
  - url: 'https://gitlab.com/gitlab-org/gitlab/-/issues/565363'
    label: cve@gitlab.com
  - url: 'https://hackerone.com/reports/3303810'
    label: cve@gitlab.com
tags:
  - nvd
epss: 0.00264
epssPercentile: 0.18495
ingestedAt: '2026-07-26T10:11:58.693Z'
---

## Overview

GitLab has remediated an issue in GitLab EE affecting all versions from 16.6 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that under certain circumstances could have allowed an authenticated user to have access to other users' email addresses via certain GraphQL queries.

## Affected

- `gitlab >= 16.6.0, < 18.8.9`
- `gitlab >= 18.9.0, < 18.9.5`
- `gitlab >= 18.10.0, < 18.10.3`

## Remediation

Upgrade past the affected range:

- `gitlab 18.10.3`