CVE-2023-40341: Jenkins Blue Ocean

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

A cross-site request forgery (CSRF) vulnerability in Jenkins Blue Ocean Plugin 1.27.5 and earlier allows attackers to connect to an attacker-specified URL, capturing GitHub credentials associated with an attacker-specified job.

Affected products

• Jenkins Blue Ocean: up to and including 1.27.5

Published 2023-08-16. Last modified 2026-06-17.