CVE-2026-47897CWE-22

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

High · published July 3, 2026

CVSS v4.0
8.9
EPSS
1%
Percentile
53.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.9 · HIGH
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
EPSS
0.00721 · 53.4th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-07-03T07:48Z
EPSS history
Timeline
  • 03 JUL 07:48Z
    Apache Lucene.Net: Arbitrary file write from malicious server to Lucene.Net.Replicator client
    cvelistv5