GHSA-9gfh-4fwj-w3rj
Vaadin Framework possible file bypass via upload validation on the server-side
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Maven | com.vaadin:vaadin-server | >= 7.0.0, < 7.7.48 | 7.7.48 |
| Maven | com.vaadin:vaadin-server | >= 8.0.0, < 8.28.2 | 8.28.2 |
Details
As written in the advisory (Markdown source, shown as plain text).
### 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.
References
External links from the advisory. They lead to third-party sites.
- https://github.com/vaadin/framework/security/advisories/GHSA-9gfh-4fwj-w3rj
- https://nvd.nist.gov/vuln/detail/CVE-2025-9467
- https://github.com/vaadin/flow-components/pull/7616
- https://github.com/vaadin/flow-components/commit/bfe9e507cdcc5d90a2312c8f0162f798a29ba635
- https://github.com/vaadin/framework
- https://vaadin.com/security/cve-2025-9467