PT-2026-52202 · Gitlab · Gitlab

Published 2026-06-25 · Updated 2026-06-25 · CVE-2026-2238

NVD

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.5 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an unauthenticated user to view confidential issue references on public projects due to improper authorization checks.

Exploit

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-2238

Affected Products

Gitlab

References · 4

• 🔥 https://hackerone.com/reports/3543011 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-2238 · Security Note
• https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released · Note
• https://gitlab.com/gitlab-org/gitlab/-/work_items/589186 · Note