Apache Tomcat Exposure of Sensitive Information to an Unauthorized Actor Vulnerability - CVE-2009-0783
Apache Tomcat 4.1.0 through 4.1.39 5.5.0 through 5.5.27 and 6.0.0 through 6.0.18 permits web applications to replace an XML parser used for other web applications which allows local users to read or modify the (1) web.xml (2) context.xml or (3) tld files of arbitrary web applications via a crafted application that is loaded earlier than the target application.