Launch Week Day 1: Announcing Security Design Review
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maven

org.apache.opennlp:opennlp-tools

View on maven registry
4 Total advisories
4 Vulnerabilities
0 Malware

Vulnerabilities

HIGH 7.5
Maven

CVE-2026-42440

Apache OpenNLP AbstractModelReader has an OOM Denial of Service via Unbounded Array Allocation
CRITICAL 9.1
Maven

CVE-2026-40682

Apache OpenNLP DictionaryEntryPersistor Vulnerable to XML External Entity (XXE) via Unsanitized Dictionary Parsing
CRITICAL 9.8
Maven

CVE-2026-42027

Apache OpenNLP ExtensionLoader Vulnerable to Arbitrary Class Instantiation via Model Manifest
CRITICAL 9.8
Maven

CVE-2017-12620

Improper Restriction of XML External Entity Reference in Apache OpenNLP

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