CVE-2026-6336

MEDIUM CVSS 3.1: 5.3 EPSS 0.26%
Updated Aug 03, 2026
GitLab
Parameter Value
CVSS 5.3 (MEDIUM)
Affected Versions 16.6.0 — 19.1.3
Fixed In 19.0.5
Type CWE-863 (Incorrect Authorization)
Vendor GitLab
Public PoC No

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.6 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 unauthorized user to view project import source information due to a missing authorization check.

Attack Parameters

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

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 6

Configuration From (including) Up to (excluding)
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
16.6.0 19.0.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
16.6.0 19.0.5
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
19.1.0 19.1.3
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:*:*:*:community:*:*:*
Gitlab Gitlab
cpe:2.3:a:gitlab:gitlab:19.2.0:*:*:*:enterprise:*:*:*