As mentioned in https://github.com/reactor/reactor-core/issues/3522 - reopening an issue in spring-security project.

Kindly refer to https://github.com/reactor/reactor-core/issues/3522#issuecomment-1617707475 for sample project to reproduce this issue.

Comment From: jzheaux

Thanks for reporting this, @chechoochoo. As this is a duplicate of https://github.com/spring-projects/spring-security/issues/13415, please follow there for updates.