CVE-2026-7767

MEDIUMCVSS 5.8

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user controlling a Kubernetes agent to cause sensitive authentication tokens to be sent to an unintended server due to improper redirect validation in the Kubernetes proxy.

Timeline

Published:October 13th, 2026 2:16 AM

Last modified:October 14th, 2026 7:17 PM

CVSS Scoring

CVSS v3: 5.8 (MEDIUM)

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

Affected Software

From NVD CPE configuration data

Vendors

gitlab

Products

gitlab

Weaknesses (CWE)

CWE-601

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/598965Issue Tracking
https://hackerone.com/reports/3597095Permissions Required

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