{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-47898", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-05-20T14:30:51.549Z", "datePublished": "2026-07-03T07:47:38.904Z", "dateUpdated": "2026-07-03T09:09:03.787Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://www.nuget.org", "defaultStatus": "unaffected", "packageName": "Lucene.Net.Analysis.Common", "product": "Apache Lucene.Net", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "4.8.0-beta00018", "status": "affected", "version": "4.8.0-beta00005", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Daniel Cervera"}, {"lang": "en", "type": "coordinator", "value": "Paul Irwin"}, {"lang": "en", "type": "remediation reviewer", "value": "Shad Storhaug"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Improper Restriction of XML External Entity Reference vulnerability in Apache Lucene.Net (Lucene.Net.Analysis.Common library).</p><p>This issue affects Apache Lucene.Net.Analysis.Common: from 4.8.0-beta00005 before 4.8.0-beta00018.</p><p>Users are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue.</p>"}], "value": "Improper Restriction of XML External Entity Reference vulnerability in Apache Lucene.Net (Lucene.Net.Analysis.Common library).\n\nThis issue affects Apache Lucene.Net.Analysis.Common: from 4.8.0-beta00005 before 4.8.0-beta00018.\n\nUsers are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue."}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 4, "baseSeverity": "MEDIUM", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-611", "description": "CWE-611 Improper Restriction of XML External Entity Reference", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-07-03T07:47:38.904Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/7yn9k6sbbsk18yco5y2hszpcf8dst489"}], "source": {"discovery": "EXTERNAL"}, "title": "Apache Lucene.Net: XXE vulnerability in Lucene.Net.Analysis.Common PatternParser", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/07/03/3"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-07-03T09:09:03.787Z"}}]}}

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