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Product · vaadin

flow

5 known vulnerabilities.

flow at a glance

Last 12 months
5
Critical · all time
0
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 2 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 2 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 1 vulnerability June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 1 vulnerability November 2026: 1 vulnerability
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All Critical High Medium Low Exploited only Public exploit

5 results · Feed

  • Medium 4.8
    CVE-2026-120326

    Unescaped Download File Name Allows Content-Disposition Parameter Injection in Vaadin Flow

    DownloadEvent.setFileName(String) in Vaadin Flow writes the download file name into the Content-Disposition header without escaping it. When the name is pure US-ASCII the header is built as attachment; filename="<name>" with the name inserted verbatim, so a d…

    vaadin vaadin flow vaadin-core
  • 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
  • Low 1.6
    CVE-2026-7860

    Possible information disclosure of environment variables in Vaadin Build Plugins via Failed Frontend Build

    A possible information disclosure vulnerability exists in the Vaadin Maven plugin and Vaadin Gradle plugin that exposes the full set of environment variables in build logs whenever the frontend build process exits with a non-zero status. Because the build env…

    vaadin flow com.vaadin:flow-plugins com.vaadin:flow-gradle-plugin Maven
  • Medium 5.3
    CVE-2026-2742

    Unauthorized session creation via reserved framework path access

    An authentication bypass vulnerability exists in Vaadin 14.0.0 through 14.14.0, 23.0.0 through 23.6.6, 24.0.0 through 24.9.7 and 25.0.0 through 25.0.1, applications using Spring Security due to inconsistent path pattern matching of reserved framework paths. A…

    vaadin vaadin flow com.vaadin:flow-server Maven
  • Low 2.3
    CVE-2026-2741

    Zip Slip Path Traversal on Node Unpack

    Specially crafted ZIP archives can escape the intended extraction directory during Node.js download and extraction in Vaadin 14.2.0 through 14.14.0, 15.0.0 through 23.6.6, 24.0.0 through 24.9.8, and 25.0.0 through 25.0.2. Vaadin’s build process can automatica…

    vaadin vaadin flow com.vaadin:flow-project Maven