CVE-2026-47898

Apache Lucene.Net: XXE vulnerability in Lucene.Net.Analysis.Common PatternParser

Published Jul 3, 2026 CVSS 4.0 · 4 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Apache
Apache lucene.net
Vendors & Products Apache
Apache lucene.net
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Apache Lucene.Net: XXE vulnerability in Lucene.Net.Analysis.Common PatternParser
Weaknesses CWE-611
References
Metrics cvssV4_0

{'score': 4, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Jul 6, 2026, 5:32 PM
Reserved
May 20, 2026, 2:30 PM
Status
Analyzed
Published
Jul 3, 2026, 8:16 AM
Modified
Oct 25, 2026, 9:10 PM