CVE-2026-84284

MEDIUMCVSS 5.3

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 19.2.8, all 19.3 versions, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an unauthenticated user to read work item contents from private groups and projects due to incorrect authorization checks.

Timeline

Published:October 13th, 2026 2:17 AM

Last modified:October 14th, 2026 8:17 PM

CVSS Scoring

CVSS v3: 5.3 (MEDIUM)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Software

From NVD CPE configuration data

Vendors

gitlab

Products

gitlab

Weaknesses (CWE)

CWE-863

References & Reports

Advisories, patches, and third-party reports

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/627167Issue Tracking
https://hackerone.com/reports/3551698Permissions Required

Source: NIST NVD · Data may lag official sources by up to one minute