CVE-2026-40682

A flaw was found in Apache OpenNLP. A remote attacker can exploit this vulnerability by providing a specially crafted dictionary file. This can lead to an XML External Entity XXE injection, which allows for the disclosure of local files or enables server-side request forgery SSRF, where the serve...

Linux Distros Unpatched Vulnerability : CVE-2026-42027

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The...

GHSA-659W-93R5-9J6M Apache OpenNLP AbstractModelReader has an OOM Denial of Service via Unbounded Array Allocation

OOM Denial of Service via Unbounded Array Allocation in Apache OpenNLP AbstractModelReader Versions Affected: Before 2.5.9 Before 3.0.0-M3 Description: The AbstractModelReader methods getOutcomes, getOutcomePatterns, and getPredicates each read a 32-bit signed integer count field from a binary...

GHSA-4V8G-86X5-3VRC Apache OpenNLP DictionaryEntryPersistor Vulnerable to XML External Entity (XXE) via Unsanitized Dictionary Parsing

XML External Entity XXE via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURESECUREPROCESSING ...

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

XML External Entity XXE via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURESECUREPROCESSING ...

DEBIAN-CVE-2026-40682

XML External Entity XXE via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURESECUREPROCESSING ...

CVE-2026-42027

Arbitrary Class Instantiation via Model Manifest in Apache OpenNLP ExtensionLoader Versions Affected: before 2.5.9, before 3.0.0-M3 Description: The ExtensionLoader.instantiateExtensionClass, String method loads a class by its fully-qualified name via Class.forName and invokes its no-arg...

CVE-2026-42440

OOM Denial of Service via Unbounded Array Allocation in Apache OpenNLP AbstractModelReader Versions Affected: before 2.5.9 before 3.0.0-M3 Description: The AbstractModelReader methods getOutcomes, getOutcomePatterns, and getPredicates each read a 32-bit signed integer count field from a binary...

ae.teletronics.nlp:entityextraction (=1.3), at.researchstudio.sat:won-matcher-rescal (>=0.3 <=0.6) +542 more potentially affected by CVE-2017-12620 via org.apache.opennlp:opennlp-tools (>=1.5.2-incubating <=1.8.1)

org.apache.opennlp:opennlp-tools MAVEN version =1.5.2-incubating, =0.3, =0.2, =3.6.1, =3.11.0, =2.0.0, =2.0.0, =1.1, =0.3, =0.2, =0.6, =0.8 - com.blazemeter:jmeter-plugins-rotating-listener =0.2 - com.centit.support:centit-es-client =0.1.1806 and more Source cves: CVE-2017-12620 Source advisory:...