CVE-2025-12506

Use of Incorrectly-Resolved Name or Reference in GitLab

State: Published
Severity: 3.5 Low
Published: Jul 8, 2026
Updated: Jul 9, 2026
Reserved: Oct 30, 2025

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.5 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to create a repository where the content displayed in the web interface differed from the content available for download, due to improper handling of Git reference name resolution.

Scores

CVSS	Score	Vector	Source
3.1	3.5 Low	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N	GitLab

Weaknesses

CWE-706 Use of Incorrectly-Resolved Name or Reference

Affected Products

Product	Versions
GitLabGitLab	16.5 to before 18.11.7Affected 19.0 to before 19.0.4Affected 19.1 to before 19.1.2Affected

References

HackerOne Bug Bounty Report #3351460technical-descriptionexploitpermissions-required
https://gitlab.com/gitlab-org/gitlab/-/work_items/578988
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-2-released/

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