CVE-2026-13113

MEDIUM CVSS 3.1: 5.3 EPSS 0.20%
Updated Aug 03, 2026
GitLab
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions 17.0.0 — 19.1.3
Fixed In 19.0.5
Type CWE-367 (Time-of-check Time-of-use (TOCTOU))
Vendor GitLab
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
High
Complete data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 3

Configuration From (including) Up to (excluding)
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
17.0.0 19.0.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
19.1.0 19.1.3
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*