PT-2026-52198 · Gitlab · Gitlab

Published 2026-06-25 · Updated 2026-06-25 · CVE-2026-12053

Mitre

CVSS v3.1

8.6

High

Base vector

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

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.1 that under certain conditions could have allowed a user to access sensitive information that had already been committed to a project, due to insufficient output filtering in Duo Workflows.

Exploit

Fix

Insertion into Log File

Weakness Enumeration

CWE-532

Related Identifiers

CVE-2026-12053

Affected Products

Gitlab

References · 4

• 🔥 https://hackerone.com/reports/3757762 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-12053 · Security Note
• https://gitlab.com/gitlab-org/gitlab/-/work_items/602194 · Note
• https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released · Note