There are definitely some security issues marked "Important" and one concerning Denial of service since 7.0.52:
http://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.55
There are definitely some security issues marked "Important" and one concerning Denial of service since 7.0.52:
http:// tomcat. apache. org/security- 7.html# Fixed_in_ Apache_ Tomcat_ 7.0.55