CVEvulnerability
CVE-2021-31408
7.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-04-23
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.3 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
- CVSS 3.1 ([email protected])
- 7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- CVSS 2.0 ([email protected])
- 3.3 LOW — AV:L/AC:M/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-613
Description
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.
Affected configurations
• vaadin flow (>= 5.0.0 < 6.0.0)
• vaadin flow (>= 6.0.0 < 6.0.5)
• vaadin vaadin (>= 19.0.0 < 19.0.4)
• vaadin vaadin 18.0.0
Related
Weakness · not in database (1)
References
- https://github.com/vaadin/flow/pull/10577 Patch, Third Party Advisory
- https://vaadin.com/security/cve-2021-31408 Vendor Advisory
- https://github.com/vaadin/flow/pull/10577 Patch, Third Party Advisory
- https://vaadin.com/security/cve-2021-31408 Vendor Advisory