What is CVE-2026-92141?

CVE-2026-92141 is a medium-severity vulnerability in Jenkins Project Keycloak Authentication Plugin, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.3/10. Published 2026-09-16.

How severe is CVE-2026-92141?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Open Redirect in Jenkins Project Keycloak Authentication Plugin

CVE-2026-92141

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

Vulnerability class: Open Redirect

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Jenkins Project Keycloak Authentication Plugin

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

jenkinsci-cert@googlegroups.com (vendor-advisory)

Frequently asked questions

What is CVE-2026-92141?: CVE-2026-92141 is a medium-severity vulnerability in Jenkins Project Keycloak Authentication Plugin, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.3/10. Published 2026-09-16.
How severe is CVE-2026-92141?: Medium severity. CVSS v3 base score is 4.3 out of 10.