High (8.8) in jenkins openid connect authentication. EPSS 0.7% chance of exploitation in the next 30 days. Fixed in org.jenkins-ci.plugins:oic-auth 4.421.v5422614eb.
Jenkins OpenId Connect Authentication Plugin 4.418.vccc7061f5b_6d and earlier does not invalidate the previous session on login.
Severity
CVSS 3.1
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)