CVE-2026-47898

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.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - security@apache.org

Published

2026-07-03

Last modified

2026-10-25

Weaknesses

CWE-611

Affected products

• Lucene.net (Apache)
• Apache Lucene.net (Apache Software Foundation)

References

• https://lists.apache.org/thread/7yn9k6sbbsk18yco5y2hszpcf8dst489
• http://www.openwall.com/lists/oss-security/2026/07/03/3