CVE-2026-12436

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

29/07/2026

Last modified:

03/08/2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 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 modify CI/CD configuration belonging to another user due to improper validation of user-supplied attributes when processing pipeline schedule inputs.

Impact

Vector 3.x

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

Base Score: 8.40 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L

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

Base Score 3.x

8.40

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	18.0.0 (including)	19.0.5 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	18.0.0 (including)	19.0.5 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	19.1.0 (including)	19.1.3 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	19.1.0 (including)	19.1.3 (excluding)
cpe:2.3:a:gitlab:gitlab:19.2.0::::community:::
cpe:2.3:a:gitlab:gitlab:19.2.0::::enterprise:::

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

CVE-2026-12436

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools