Critical severity9.8NVD Advisory· Published Jul 3, 2026· Updated Jul 8, 2026
CVE-2026-47898
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.
Affected products
15cpe:2.3:a:apache:lucene.net:4.8.0:beta00005:*:*:*:*:*:*+ 13 more
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00005:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00006:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00007:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00008:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00009:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00010:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00011:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00012:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00013:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00014:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00015:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00016:*:*:*:*:*:*
- cpe:2.3:a:apache:lucene.net:4.8.0:beta00017:*:*:*:*:*:*
- (no CPE)range: >=4.8.0-beta00005 <4.8.0-beta00018
- Range: >=4.8.0-beta00005 <4.8.0-beta00018
Patches
Vulnerability mechanics
References
2- www.openwall.com/lists/oss-security/2026/07/03/3nvdMailing ListThird Party Advisory
- lists.apache.org/thread/7yn9k6sbbsk18yco5y2hszpcf8dst489nvdMailing ListVendor Advisory
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