Security Advisory
CVE-2026-47898
9.8
CRITICAL
Vulnerability 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.
Published Date
July 3, 2026
Official Source
NIST NVD Advisory