Server session is not invalidated when logout() helper method of Authentication module is used in Vaadin 18-19

Authentication.logout helper in com.vaadin:flow-client versions 5.0.0 prior to 6.0.0 Vaadin 18, and 6.0.0 through 6.0.4 Vaadin 19.0.0 through 19.0.3 uses incorrect HTTP method, which, in combination with Spring Security CSRF protection, allows local attackers to access Fusion endpoints after the...

CVE-2021-31406

Non-constant-time comparison of CSRF tokens in endpoint request handler in com.vaadin:flow-server versions 3.0.0 through 5.0.3 Vaadin 15.0.0 through 18.0.6, and com.vaadin:fusion-endpoint version 6.0.0 Vaadin 19.0.0 allows attacker to guess a security token for Fusion endpoints via timing attack...