Unrated severityNVD Advisory· Published Jul 3, 2026· Updated Jul 6, 2026
Apache Lucene.Net: XXE vulnerability in Lucene.Net.Analysis.Common PatternParser
CVE-2026-47898
Description
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.
Patches
Vulnerability mechanics
References
1- lists.apache.org/thread/7yn9k6sbbsk18yco5y2hszpcf8dst489mitrevendor-advisory
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