GitLab CE/EE Auth Spoof via Direct Transfer Import (v19.1-19.4)
CVE-2026-92530 Published on September 23, 2026
Use of Less Trusted Source in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 19.1 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to spoof merge request authorship and attribute content to arbitrary existing users on the target instance due to improper reliance on ephemeral cache state during Direct Transfer imports.
Vulnerability Analysis
CVE-2026-92530 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, with no impact on integrity, and no impact on availability.
Weakness Type
Use of Less Trusted Source
The software has two different sources of the same data or information, but it uses the source that has less support for verification, is less trusted, or is less resistant to attack.
Products Associated with CVE-2026-92530
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Affected Versions
GitLab:- Version 19.1 and below 19.2.7 is affected.
- Version 19.3 and below 19.3.3 is affected.
- Version 19.4 and below 19.4.1 is affected.