What is CVE-2023-50771?

CVE-2023-50771 is a medium-severity vulnerability in Jenkins Openid_connect_authentication, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-12-13.

How severe is CVE-2023-50771?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Open Redirect in Jenkins Openid_connect_authentication

CVE-2023-50771

Jenkins OpenId Connect Authentication Plugin 2.6 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins, allowing attackers to perform phishing attacks.

Vulnerability class: Open Redirect

EPSS: 0.006 (44.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Jenkins Openid_connect_authentication
Jenkins Project Openid Connect Authentication Plugin — versions 0

Weakness classification (CWE)

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

References

jenkinsci-cert@googlegroups.com (vendor-advisory, Vendor Advisory)
jenkinsci-cert@googlegroups.com (Mailing List)

Frequently asked questions

What is CVE-2023-50771?: CVE-2023-50771 is a medium-severity vulnerability in Jenkins Openid_connect_authentication, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2023-12-13.
How severe is CVE-2023-50771?: Medium severity. CVSS v3 base score is 6.1 out of 10.