{ "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": "2026-07-06T17:32:25.185Z" }, "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": "

Improper Restriction of XML External Entity Reference vulnerability in Apache Lucene.Net (Lucene.Net.Analysis.Common library).

This issue affects Apache Lucene.Net.Analysis.Common: from 4.8.0-beta00005 before 4.8.0-beta00018.

Users are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue.

" } ], "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" } }, { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-06T17:32:16.370064Z", "id": "CVE-2026-47898", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-06T17:32:25.185Z" } } ] } }