PT-2026-40862 · Gitlab · Gitlab

Published 2026-05-14 · Updated 2026-05-14 · CVE-2026-3074

Mitre

CVSS v3.1

4.3

Medium

Base vector

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

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to download private debugging symbols from inaccessible projects due to improper access control.

Exploit

Fix

IDOR

Weakness Enumeration

CWE-639

Related Identifiers

CVE-2026-3074

Affected Products

Gitlab

References · 4

• 🔥 https://hackerone.com/reports/3556163 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-3074 · Security Note
• https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released · Note
• https://gitlab.com/gitlab-org/gitlab/-/work_items/591229 · Note