Vulnerabilities > CVE-2021-31408 - Insufficient Session Expiration vulnerability in Vaadin Flow and Vaadin
Attack vector
LOCAL Attack complexity
MEDIUM Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
NONE Summary
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 user attempted to log out.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 39 |