CVE-2026-12053

HIGH

Insertion of Sensitive Information into Log File in GitLab

Title source: cna

Description

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.

References (3)

Core 3

Core References

Exploit technical-description exploit permissions-required

HackerOne Bug Bounty Report #3757762

https://hackerone.com/reports/3757762

https://gitlab.com/gitlab-org/gitlab/-/work_items/602194

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/

Scores

CVSS v3 8.6

EPSS 0.0033

EPSS Percentile 24.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-532

Status published

Products (2)

gitlab/gitlab 19.1.0

GitLab/GitLab 19.1 - 19.1.1

Published Jun 25, 2026

Tracked Since Jun 25, 2026