GitLab CE/EE RCE via pkg reg Path Traversal (ver <19.1.4)
CVE-2026-10053 Published on August 23, 2026
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.8 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user to achieve remote code execution due to a path traversal vulnerability in the package registry.
Vulnerability Analysis
CVE-2026-10053 can be exploited with network access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Directory traversal Vulnerability?
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CVE-2026-10053 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2026-10053
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Affected Versions
GitLab:- Version 18.8 and below 19.0.6 is affected.
- Version 19.1 and below 19.1.4 is affected.
- Version 19.2 and below 19.2.2 is affected.