CVE-2026-4868

GitLab has remediated an issue in GitLab EE affecting all versions from 18.8 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that, under certain conditions, could have allowed an authenticated user to cause specific Duo AI workflows to run under another user's identity due to improper user identity resolution when triggering Duo AI workflow runners.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/594809	Broken Link
https://hackerone.com/reports/3619872	Permissions Required

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:19.0.0::::enterprise:::

History

14 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) GitLab ha remediado un problema en GitLab EE que afecta a todas las versiones desde la 18.8 anterior a la 18.10.7, la 18.11 anterior a la 18.11.4, y la 19.0 anterior a la 19.0.1 que, bajo ciertas condiciones, podría haber permitido a un usuario autenticado causar que flujos de trabajo específicos de Duo AI se ejecuten bajo la identidad de otro usuario debido a una resolución de identidad de usuario incorrecta al activar los ejecutores de flujos de trabajo de Duo AI.

Information

Published : 2026-05-27 19:16

Updated : 2026-10-14 20:10

NVD link : CVE-2026-4868

Mitre link : CVE-2026-4868

CVE.ORG link : CVE-2026-4868

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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