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Product · vaadin

framework

4 known vulnerabilities.

framework at a glance

Last 12 months
3
Critical · all time
0
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
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All Critical High Medium Low Exploited only Public exploit

4 results · Feed

  • Low 2.3
    CVE-2026-110737

    Push Endpoint Returns Permissive CORS Headers

    The push endpoint of a Vaadin application that uses server push reflects the request Origin into the Access-Control-Allow-Origin response header and allows credentials, because Flow configures Atmosphere with DROP_ACCESS_CONTROL_ALLOW_ORIGIN_HEADER set to fal…

    vaadin vaadin flow framework
  • High 8.7
    CVE-2026-110803

    Session Lock Leak on an Invalid UI Id Allows Denial of Service in Vaadin Framework 8

    VaadinService.requestEnd() in Vaadin Framework 8 locks the session and then reads the v-uiId request parameter outside the block that releases the lock. A request carrying a non-numeric v-uiId makes Integer.parseInt throw while the session lock is held, so th…

    vaadin framework
  • Medium 4.8
    CVE-2025-15022

    Cross-site scripting in Action caption

    Action captions in Vaadin accept HTML by default but were not sanitized, potentially allowing Cross-site Scripting (XSS) if caption content is derived from user input. In Vaadin Framework 7 and 8, the Action class is a general-purpose class that may be used b…

    vaadin vaadin framework vaadin-spreadsheet-flow Maven
  • Medium 5.3
    CVE-2025-9467

    Possibility to bypass file upload validation on the server-side

    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 inc…

    vaadin vaadin framework vaadin-upload-flow Maven