7.5

CVE-2026-47897

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

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apache ≫ Lucene.Net Version 4.8.0 Update beta00005
Apache ≫ Lucene.Net Version 4.8.0 Update beta00006
Apache ≫ Lucene.Net Version 4.8.0 Update beta00007
Apache ≫ Lucene.Net Version 4.8.0 Update beta00008
Apache ≫ Lucene.Net Version 4.8.0 Update beta00009
Apache ≫ Lucene.Net Version 4.8.0 Update beta00010
Apache ≫ Lucene.Net Version 4.8.0 Update beta00011
Apache ≫ Lucene.Net Version 4.8.0 Update beta00012
Apache ≫ Lucene.Net Version 4.8.0 Update beta00013
Apache ≫ Lucene.Net Version 4.8.0 Update beta00014
Apache ≫ Lucene.Net Version 4.8.0 Update beta00015
Apache ≫ Lucene.Net Version 4.8.0 Update beta00016
Apache ≫ Lucene.Net Version 4.8.0 Update beta00017
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EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.61% 0.453
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Apache 8.9 0 0
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:L/U:X
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

https://lists.apache.org/thread/on1j3zmvgtf8n9fw78z3lyf6dn94p5zc
Vendor Advisory
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http://www.openwall.com/lists/oss-security/2026/07/03/2
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