GitHub Advisoryadvisory · Maven

GHSA-9gfh-4fwj-w3rj Vaadin Framework possible file bypass via upload validation on the server-side

MEDIUM Published 2025-09-04 Modified 2025-09-04 Official page ↗
Aliases
CVE-2025-9467
Ecosystem
Maven
Packages
com.vaadin:vaadin-server
Severity
Moderate
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/S:N/AU:N/R:U/V:D/RE:L/U:Green
Weaknesses
CWE-20, CWE-434
Reviewed
2025-09-04

Affected packages

• Maven com.vaadin:vaadin-server: >= 7.0.0, < 7.7.48 → fixed in 7.7.48 • Maven com.vaadin:vaadin-server: >= 8.0.0, < 8.28.2 → fixed in 8.28.2

Description

Description When the Vaadin Upload's start listener is used to validate metadata about an incoming upload, it is possible to bypass the upload validation. Users of affected versions should apply the upgrade to a more recent Vaadin version.

Related

Alias · CVE (1)

  • CVE-2025-9467 When the Vaadin Upload's start listener is used to validate metadata about an incoming upload, it is possible to bypass the upload… vulnerability

Weakness · CWE (2)

  • CWE-20 Improper Input Validation weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type weakness

References