CVE-2016-5000: Apache Poi

Medium severity, CVSS 5.5. EPSS: 4.2% chance of exploitation in the next 30 days.

The XLSX2CSV example in Apache POI before 3.14 allows remote attackers to read arbitrary files via a crafted OpenXML document containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.

Affected products

• Apache Poi: up to and including 3.13

Published 2016-08-05. Last modified 2026-06-17.