CVE-2021-33604: Reflected cross-site scripting in development mode handler in Vaadin 14, 15-19

CVE-2021-33604 · Severity: low · CVSS 3.1 · Published 2021-06-28

Reflected cross-site scripting in development mode handler in Vaadin 14, 15-19

Technologies: com.vaadin:vaadin-bom (Maven). Vendors: Maven.

Quick answers

Is CVE-2021-33604 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-33604 being exploited in the wild.
How severe is CVE-2021-33604?
Low severity, with a CVSS score of 3.1, published 28 June 2021.
Which products and versions are affected?
com.vaadin:vaadin-bom (Maven) ECOSYSTEM:introduced=14.0.0,fixed=14.6.2.
Is there a fix for CVE-2021-33604?
Yes. com.vaadin:vaadin-bom (Maven): upgrade to 14.6.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-33604?
Check whether you run com.vaadin:vaadin-bom (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • com.vaadin:vaadin-bom (Maven): upgrade to 14.6.2 or later
    # set com.vaadin:vaadin-bom to 14.6.2 in your pom.xml or build.gradle

Affected products

  • com.vaadin:vaadin-bom (Maven) ECOSYSTEM:introduced=14.0.0,fixed=14.6.2

Identifiers

  • CVE-2021-33604
  • GHSA-c99r-67x4-whj6

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