CVE-2026-47897 HIGH

CVE-2026-47897: Apache Lucene.Net: Arbitrary file write from malicious server to Lucene.Net.Replicator client

Vendor Apache Software Foundation
Product Apache Lucene.Net
Weakness CWE-22 · Path traversal
Published July 3, 2026
Last update July 3, 2026
View on NVD All CVEs

CVSS base score

8.9/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/AU:Y/RE:L

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

July 3, 2026 CVE published
July 3, 2026 Record updated

Related vulnerabilities

04Related CVE

CVE-2026-40727 WordPress Groundhogg plugin <= 4.4 - Arbitrary File Deletion vulnerability CVE-2026-57966 Spice-vdagent: path traversal in file transfer via unsanitized filename CVE-2026-13251 Perfmatters <= 2.6.4 - Unauthenticated Arbitrary File Read via 's' Parameter CVE-2026-14327 AR for WordPress <= 8.40 - Unauthenticated Arbitrary File Read via 'file' Parameter CVE-2026-57346 WordPress Embed Privacy plugin <= 1.12.3 - Arbitrary File Deletion vulnerability