CVE-2025-24399

Jenkins OpenId Connect Authentication Plugin 4.452.v2849bd3945fa and earlier, except 4.438.440.v3f5f201de5dc, treats usernames as case-insensitive, allowing attackers on Jenkins instances configured with a case-sensitive OpenID Connect provider to log in as any user by providing a username that...

CVE-2025-24399

CVE-2025-24399 affects the Jenkins OpenId Connect Authentication Plugin. The vulnerability arises because the plugin versions 4.452.v2849b_d3945fa_ and earlier (except 4.438.440.v3f5f201de5dc) treat usernames as case-insensitive, which on a Jenkins instance with a case-sensitive OpenID Connect pr...