Regular Expression Denial of Service (ReDoS) Affecting com.vaadin:vaadin-server Open this link in a new tab package, versions [,7.7.22)
Exploit Maturity
Proof of concept
Attack Complexity
Low
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snyk-id
SNYK-JAVA-COMVAADIN-1085644
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published
1 Oct 2020
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disclosed
12 Sep 2020
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credit
jtomaszk
Introduced: 12 Sep 2020
CWE-400 Open this link in a new tabHow to fix?
Upgrade com.vaadin:vaadin-server
to version 7.7.22 or higher.
Overview
com.vaadin:vaadin-server is a Java framework for modern Java web applications.
Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS). EmailValidator catastrophic exponential-time regular expression