---
id: CVE-2026-1516
title: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0
  before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code
  Quality reports could have allowed an authenticated user to leak IP addresses
  of user…
summary: >-
  GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0
  before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code
  Quality reports could have allowed an authenticated user to leak IP addresses
  of user…
severity: medium
cvss: 5.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N'
cwe:
  - CWE-94
vendor: gitlab
product: gitlab
affected:
  - 'gitlab >= 18.0.0, < 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-2026-1516'
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/-/work_items/587893'
    label: cve@gitlab.com
  - url: 'https://hackerone.com/reports/3514461'
    label: cve@gitlab.com
tags:
  - nvd
epss: 0.00428
epssPercentile: 0.3436
ingestedAt: '2026-07-26T10:11:58.768Z'
---

## Overview

GitLab has remediated an issue in GitLab EE affecting all versions from 18.0.0 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that in Code Quality reports could have allowed an authenticated user to leak IP addresses of users viewing the report via specially crafted content.

## Affected

- `gitlab >= 18.0.0, < 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`