Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-4868 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.2 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/ [email protected]Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/594809 [email protected]Broken Link
https://hackerone.com/reports/3619872 [email protected]Permissions Required

Weakness Enumeration

CWE-IDCWE NameSource
CWE-639Authorization Bypass Through User-Controlled Key[email protected]

Affected Products

ProductVersions
gitlab gitlab
>= 18.8.0, < 18.10.7
>= 18.11.0, < 18.11.4
19.0.0

CPE

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

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-4868
NVD Published Date:
May 27, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-4868 Details - Not Deferred