CVE-2026-4868

HIGH EPSS 26.0%
Published May 27, 20261mo ago · Modified Jun 17, 20262w ago
8.2 CVSS 3.1
High
Find Similar
Published May 27, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
8.2
Exploitability
1.8
Impact
5.8
Vector string
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
26.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-639

Affected Products 3

VendorProductVersionRange
gitlabgitlab*≥18.8.0  –  <18.10.7
gitlabgitlab*≥18.11.0  –  <18.11.4
gitlabgitlab19.0.0any

References 3

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.