Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-7767

CVE-2026-7767MEDIUM

GitLab GitLab — URL Redirection to Untrusted Site ('Open Redirect') in GitLab

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   L   R  C  H  N  N    5.8   .0029   20.4     —

AFFECTED
  Product  Versions  Fixed
  GitLab   13.11 –   —

TIMELINE
  May 4   Reserved by GitLab
  Oct 13  Published (CNA: GitLab)
  Oct 14  EXPLOIT PUBLISHED — CVE-2026-7767 (GitLab). Public exploit reference added.

CWE-601 · CNA: GitLab · CVSS v3.1 · 3 references · NVD status: Analyzed

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
May 4, 2026	Reserved	Reserved by GitLab
October 13, 2026	Published	Published (CNA: GitLab)
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-7767 (GitLab). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
GitLab	GitLab	—	13.11	—

Weaknesses

CWE-601

References (3)

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ [Release Notes, Vendor Advisory]
https://gitlab.com/gitlab-org/gitlab/-/work_items/598965 [Issue Tracking]
https://hackerone.com/reports/3597095 [Permissions Required]

Authoritative record: CVE-2026-7767 at cve.org

Vendors: gitlab

Weaknesses: CWE-601

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-7767 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.