CVE-2023-6678

Inefficient Regular Expression Complexity in GitLab

Published Apr 12, 2024 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
An issue has been discovered in GitLab EE affecting all versions before 16.8.6, all versions starting from 16.9 before 16.9.4, all versions starting from 16.10 before 16.10.2. It was possible for an attacker to cause a denial of service using malicious crafted content in a junit test report file.

Remediation

Vendor Solution

Upgrade to versions 16.10.2, 16.9.4, 16.8.6 or above.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-58900 An issue has been discovered in GitLab EE affecting all versions before 16.8.6, all versions starting from 16.9 before 16.9.4, all versions starting from 16.10 before 16.10.2. It was possible for an attacker to cause a denial of service using malicious crafted content in a junit test report file.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Type Values Removed Values Added
Weaknesses CWE-400
Type Values Removed Values Added
Title Uncontrolled Resource Consumption in GitLab Inefficient Regular Expression Complexity in GitLab
Weaknesses CWE-1333
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Gitlab
Gitlab gitlab
CPEs cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Vendors & Products Gitlab
Gitlab gitlab
Weaknesses

Sources

Status
PUBLISHED
Assigner
GitLab
Published
Updated
Nov 20, 2025, 4:11 AM
Reserved
Dec 11, 2023, 11:01 AM
Status
Analyzed
Published
Apr 12, 2024, 1:15 AM
Modified
Jun 17, 2026, 6:51 AM