Vulnerability Report

CVE-2026-7767

Title: Information Disclosure via Kubernetes Agent Redirect Validation

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-7767.

CWE Category CWE-601

Published Date Oct 13, 2026

Modified Date Oct 14, 2026

Exploit Status Not Found

Score 5.8 CVSS v3.1

Exploit Probability (EPSS)

0.29%

Vulnerability Summary

CVE-2026-7767: 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.

Impacted Vendors

gitlab 1

jenkins 1

Reference Links

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ https://gitlab.com/gitlab-org/gitlab/-/work_items/598965 https://hackerone.com/reports/3597095

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.8

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-7767 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

October 14, 2026 MODIFIED

Vulnerability data updated via NVD.

October 14, 2026 MODIFIED

Vulnerability data updated via NVD.

October 13, 2026 MODIFIED

Vulnerability data updated via NVD.

October 13, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity HIGH

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.