CVE-2023-3399

Insertion of Sensitive Information Into Sent Data in GitLab

Published Nov 6, 2023 CVSS 3.1 · 8.5 High EPSS < 1% KEV · Not listed
Description
An issue has been discovered in GitLab EE affecting all versions starting from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. It was possible for an unauthorised project or group member to read the CI/CD variables using the custom project templates.

Remediation

Vendor Solution

Upgrade to versions 16.5.1, 16.4.2, 16.3.6 or above.

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2023-44066 An issue has been discovered in GitLab EE affecting all versions starting from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. It was possible for an unauthorised project or group member to read the CI/CD variables using the custom project templates.
History
Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Title Improper Access Control in GitLab Insertion of Sensitive Information Into Sent Data in GitLab
Weaknesses CWE-201
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
CPEs cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
GitLab
Published
Updated
Oct 28, 2026, 11:39 AM
Reserved
Jun 26, 2023, 10:17 AM
Status
Modified
Published
Nov 6, 2023, 1:15 PM
Modified
Jun 17, 2026, 6:14 AM