---
id: CVE-2026-92141
title: >-
  Jenkins Keycloak Authentication Plugin 2.4.1 and earlier does not restrict the
  redirect URL after login, allowing attackers to perform phishing attacks.
summary: >-
  Jenkins Keycloak Authentication Plugin 2.4.1 and earlier does not restrict the
  redirect URL after login, allowing attackers to perform phishing attacks.
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-601
vendor: Jenkins Project
product: Jenkins Keycloak Authentication Plugin
affected:
  - jenkins_keycloak_authentication_plugin <= 2.4.1
published: '2026-09-16'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T13:46:13.937'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92141'
references:
  - url: 'https://www.jenkins.io/security/advisory/2026-09-16/#SECURITY-3767'
    label: jenkinsci-cert@googlegroups.com
tags:
  - nvd
  - cve.org
epss: 0.00324
epssPercentile: 0.25665
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-16T18:32:33.073188Z'
ingestedAt: '2026-09-16T14:57:28.025Z'
---

## Overview

Jenkins Keycloak Authentication Plugin 2.4.1 and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.