PT-2026-55505 · Apache · Lucene.Net.Analysis.Common

Daniel Cervera

+2

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CVE-2026-47898

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Published

2026-07-03

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Updated

2026-07-08

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Apache Lucene.Net.Analysis.Common versions 4.8.0-beta00005 through 4.8.0-beta00017
Description Improper Restriction of XML External Entity Reference (XXE) in the Lucene.Net.Analysis.Common library, specifically within the PatternParser. XXE is a type of attack where an application processes XML input containing a reference to an external entity, potentially allowing an attacker to view files on the server or perform server-side request forgery.
Recommendations Upgrade Apache Lucene.Net.Analysis.Common to version 4.8.0-beta00018.

Exploit

Fix

XXE

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Weakness Enumeration

CWE-611

Related Identifiers

CVE-2026-47898

Affected Products

Lucene.Net.Analysis.Common