Answer in brief
CVE-2025-9467 records a Unknown severity vulnerability in Possibility to bypass file upload validation on the server-side. The current sources do not mark it as known exploited. The current feed maps vaadin/framework (generic), vaadin/vaadin (generic), vaadin/vaadin-upload-flow (generic), com.vaadin:vaadin-server (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps vaadin/framework (generic), vaadin/vaadin (generic), vaadin/vaadin-upload-flow (generic), com.vaadin:vaadin-server (maven) and additional mapped packages. Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| vaadin/frameworkgeneric | 7.0.0 || 8.0.0 | Not reported |
| vaadin/vaadingeneric | 14.0.0 || 23.0.0 || 24.0.0 | Not reported |
| vaadin/vaadin-upload-flowgeneric | 2.0.0 || 23.0.0 || 24.0.0 | Not reported |
| com.vaadin:vaadin-servermaven | >=7.0.0 <7.7.48 | 7.7.48 |
| com.vaadin:vaadin-servermaven | >=8.0.0 <8.28.2 | 8.28.2 |
Published upstream
Sep 4, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Sep 14, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Sep 10, 2026
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 following mitigation or upgrade. Releases that have fixed this issue include: Product version Vaadin 7.0.0 - 7.7.47 Vaadin 8.0.0 - 8.28.1 Vaadin 14.0.0 - 14.13.0 Vaadin 23.0.0 - 23.6.1 Vaadin 24.0.0 - 24.7.6 Mitigation Upgrade to 7.7.48 Upgrade to 8.28.2 Upgrade to 14.13.1 Upgrade to 23.6.2 Upgrade to 24.7.7 or newer Please note that Vaadin versions 10-13 and 15-22 are no longer supported and you should update either to the latest 14, 23, 24 version. Artifacts Maven coordinatesVulnerable versionsFixed versioncom.vaadin:vaadin-server 7.0.0 - 7.7.47 ≥7.7.48 com.vaadin:vaadin-server 8.0.0 - 8.28.1 ≥8.28.2 com.vaadin:vaadin 14.0.0 - 14.13.0 ≥14.13.1 com.vaadin:vaadin23.0.0 - 23.6.1 ≥23.6.2 com.vaadin:vaadin24.0.0 - 24.7.6 ≥24.7.7com.vaadin:vaadin-upload-flow 2.0.0 - 14.13.0 ≥14.13.1 com.vaadin:vaadin-upload-flow 23.0.0 - 23.6.1 ≥23.6.2 com.vaadin:vaadin-upload-flow 24.0.0 - 24.7.6 ≥24.7.7
Quoted source text, attributed separately from HOL analysis.