CVE Vulnerabilities

CVE-2026-13113

Time-of-check Time-of-use (TOCTOU) Race Condition

Published: Jul 29, 2026 | Modified: Aug 03, 2026
CVSS 3.x
5.3
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
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GitLab has remediated an issue in GitLab EE affecting all versions from 17.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to merge code into a protected branch without the required approvals due to a race condition in approval rule processing.

Weakness

The product checks the state of a resource before using that resource, but the resource’s state can change between the check and the use in a way that invalidates the results of the check.

Affected Software

NameVendorStart VersionEnd Version
GitlabGitlab17.0.0 (including)19.0.5 (excluding)
GitlabGitlab19.1.0 (including)19.1.3 (excluding)
GitlabGitlab19.2.0 (including)19.2.0 (including)

Potential Mitigations

References