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.
[
{
"product": "Apache Tika",
"vendor": "Apache Software Foundation",
"versions": [
{
"status": "affected",
"version": "0.1 to 1.18"
}
]
}
]
www.securityfocus.com/bid/105514
lists.apache.org/thread.html/5553e10bba5604117967466618f219c0cae710075819c70cfb3fb421%40%3Cdev.tika.apache.org%3E
lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E
www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html