CVE-2018-11761: Apache Tika

High severity, CVSS 7.5. EPSS: 9.4% chance of exploitation in the next 30 days.

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.

Affected products

• Apache Tika: from 0.1, up to and including 1.18
• Oracle Business Process Management Suite: version 12.1.3.0.0 only; version 12.2.1.3.0 only

Published 2018-09-19. Last modified 2026-06-17.