High · 8.9 CVE-2026-47897 EUVD-2026-41518GHSA-6j76-xrvp-5rhc

Apache Lucene.Net: Arbitrary file write from malicious server to Lucene.Net.Replicator client

Published Jul 3, 2026 · Updated Jul 6, 2026 · Assigned by apache

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Lucene.Net (Lucene.Net.Replicator library).

This issue affects Apache Lucene.Net.Replicator: 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.

Vendor	Product	Affected	Fixed
Apache Software Foundation	Apache Lucene.Net	4.8.0-beta00005 – < 4.8.0-beta00018	4.8.0-beta00018