Generation of Error Message Containing Sensitive Information vulnerability in Apache Tomcat.This issue affects Apache Tomcat: from 8.5.7 through 8.5.63, from 9.0.0-M11 through 9.0.43. Users are recommended to upgrade to version 8.5.64 onwards or 9.0.44 onwards, which contain a fix for the issue.
Apache Tomcat suffers from a client-side de-sync vulnerability via HTTP request smuggling. Apache Tomcat versions 8.5.7 through 8.5.63 and 9.0.0-M11 through 9.0.43 are vulnerable.