Arbitrary File Upload Affecting com.vaadin:vaadin-upload-flow package, versions [2.0.0,14.13.1)[23.0.0,23.6.2)[24.0.0,24.7.7)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-COMVAADIN-12496926
- published5 Sept 2025
- disclosed4 Sept 2025
- creditUnknown
Introduced: 4 Sep 2025
CVE-2025-9467 (opens in a new tab)How to fix?
Upgrade com.vaadin:vaadin-upload-flow to version 14.13.1, 23.6.2, 24.7.7 or higher.
Overview
Affected versions of this package are vulnerable to Arbitrary File Upload via Vaadin Upload's start listener in the multi-upload mode. An attacker can upload unauthorized files by bypassing server-side metadata validation.