In Apache Tika 0.1 to 1.18, the XML parsers were not configured to limit entity expansion. They were therefore vulnerable to an entity expansion vulnerability which can lead to a denial of service attack.
{ "binaries": [ { "binary_version": "1.5-4ubuntu0.1", "binary_name": "libtika-java" } ] }
{ "binaries": [ { "binary_version": "1.5-5", "binary_name": "libtika-java" } ] }