{"items":[{"id":"NVI-00013235","kind":"vulnerability","title":"Apache OpenNLP DictionaryEntryPersistor Vulnerable to XML External Entity (XXE) via Unsanitized Dictionary Parsing","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-4v8g-86x5-3vrc","CVE-2026-40682"],"plain_summary":"GitHub lists this reviewed advisory for org.apache.opennlp:opennlp-tools, org.apache.opennlp:opennlp-tools, org.apache.opennlp:opennlp-tools. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-5f6279df23b48b6352106895a73dec06"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-02T22:41:34.000Z","value":"9.1 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9d82bba04fead40e72c07ebad88327c8"},{"kind":"CVSS","as_of":"2026-10-26T19:10:00.163Z","value":"9.1 CRITICAL (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-5f6279df23b48b6352106895a73dec06"},{"kind":"CVSS","as_of":"2026-10-26T19:10:00.163Z","value":"7.5 HIGH (3.1)","meaning":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c severity; no combined Null risk score.","source_id":"sr-5f6279df23b48b6352106895a73dec06"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-9d82bba04fead40e72c07ebad88327c8","url":"https://github.com/advisories/GHSA-4v8g-86x5-3vrc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4v8g-86x5-3vrc","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T01:40:00.567Z"},{"id":"sr-5f6279df23b48b6352106895a73dec06","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40682","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-40682","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T22:34:58.689Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. The public Dictionary(InputStream) constructor delegates directly to this method and is the documented API for loading us","public_affected_ranges":[">= 3.0.0-M1, < 3.0.0-M3"]},{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. The public Dictionary(InputStream) constructor delegates directly to this method and is the documented API for loading us","public_affected_ranges":[">= 2.0.0, < 2.5.9"]},{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. The public Dictionary(InputStream) constructor delegates directly to this method and is the documented API for loading us","public_affected_ranges":["< 1.9.5"]}],"null_published_at":"2026-11-07T07:07:42.468Z","source_updated_at":"2026-10-02T22:41:34.000Z","source_disclosed_at":"2026-05-04T18:30:30.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T01:40:00.567Z"},{"id":"NVI-00013235","kind":"vulnerability","title":"Apache OpenNLP DictionaryEntryPersistor Vulnerable to XML External Entity (XXE) via Unsanitized Dictionary Parsing","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4v8g-86x5-3vrc","CVE-2026-40682"],"plain_summary":"GitHub lists this reviewed advisory for org.apache.opennlp:opennlp-tools, org.apache.opennlp:opennlp-tools, org.apache.opennlp:opennlp-tools. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-02T22:41:34.000Z","value":"9.1 critical","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9d82bba04fead40e72c07ebad88327c8"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-9d82bba04fead40e72c07ebad88327c8","url":"https://github.com/advisories/GHSA-4v8g-86x5-3vrc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4v8g-86x5-3vrc","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T01:40:00.567Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. The public Dictionary(InputStream) constructor delegates directly to this method and is the documented API for loading us","public_affected_ranges":[">= 3.0.0-M1, < 3.0.0-M3"]},{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. The public Dictionary(InputStream) constructor delegates directly to this method and is the documented API for loading us","public_affected_ranges":[">= 2.0.0, < 2.5.9"]},{"certainty":"source_listed","source_ids":["sr-9d82bba04fead40e72c07ebad88327c8"],"technology":"org.apache.opennlp:opennlp-tools","known_exclusions":[],"conditions_summary":"XML External Entity (XXE) via Unsanitized Dictionary Parsing in Apache OpenNLP DictionaryEntryPersistor\n\n\nVersions Affected: before 2.5.9, before 3.0.0-M3\n\n\nDescription: The DictionaryEntryPersistor class initializes a static SAXParserFactory at class-load time without enabling FEATURE_SECURE_PROCESSING or disabling DTD processing. When create(InputStream, EntryInserter) is invoked, the only feature set on the XMLReader is namespace support — external entity resolution and DOCTYPE declarations remain fully enabled. An attacker who can supply a crafted dictionary file (e.g., a stop-word list or domain dictionary) containing a malicious DOCTYPE declaration can trigger local file disclosure via file:// entity references or server-side request forgery via http:// entity references during SAX parsing, before the application processes a single dictionary entry. This is inconsistent with the project's own XmlUtil.createSaxParser() helper, which correctly sets FEATURE_SECURE_PROCESSING and disallow-doctype-decl and is used by all other XML parsing paths in the codebase. 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