CVE-2026-1338

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

14/05/2026

Last modified:

16/05/2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to delete protected container registry tags due to improper authorization checks.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x

4.30

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	17.10.0 (including)	18.9.7 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	17.10.0 (including)	18.9.7 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	18.10.0 (including)	18.10.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	18.10.0 (including)	18.10.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	18.11.0 (including)	18.11.3 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	18.11.0 (including)	18.11.3 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-1338

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools