{"schema_version": "1.6.1", "id": "CVE-2026-47897", "summary": "Arbitrary file write from malicious server to Lucene.Net.Replicator client", "details": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Lucene.Net (Lucene.Net.Replicator library).\n\nThis issue affects Apache Lucene.Net.Replicator: from 4.8.0-beta00005 before 4.8.0-beta00018.\n\nUsers are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue.", "affected": [{"ranges": [{"type": "SEMVER", "events": [{"introduced": "4.8.0-beta00005"}, {"fixed": "4.8.0-beta00018"}]}]}], "references": [{"type": "WEB", "url": "https://lists.apache.org/thread/on1j3zmvgtf8n9fw78z3lyf6dn94p5zc"}]}