Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-47896

35
FAUCET Score

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 through 4.8.0-beta00017. Users are recommended to upgrade to version 4.8.0-beta00018, which fixes the issue.

First published: Jul 3, 2026Last modified: Jul 3, 2026

Impacted Technologies

VendorProductVersion(s)CPE
4.8.0CPE matchmatch criteria
cpe:2.3:a:apache:lucene.net:4.8.0:beta00005:*:*:*:*:*:*
4.8.0CPE matchmatch criteria
cpe:2.3:a:apache:lucene.net:4.8.0:beta00006:*:*:*:*:*:*
4.8.0CPE matchmatch criteria
cpe:2.3:a:apache:lucene.net:4.8.0:beta00007:*:*:*:*:*:*
4.8.0CPE matchmatch criteria
cpe:2.3:a:apache:lucene.net:4.8.0:beta00008:*:*:*:*:*:*
4.8.0CPE matchmatch criteria
cpe:2.3:a:apache:lucene.net:4.8.0:beta00009:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

8.9HIGH

CVSS:4.0/AV:N/AC:L/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

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
HIGH
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.72%
Probability of exploitation in next 30 days
EPSS Percentile
50.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0072 is in the 26th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

apachevendor investigatingvia vendor_rss
View patch

Vendor Advisories (1)

apacheapache:www.mail-archive.com/[email protected]/msg11345.html

CVE-2026-47896: Apache Lucene.Net: Unauthenticated arbitrary file read on the Lucene.Net.Replicator replication server

Jul 2, 2026

References

openwall.com / lists/oss-security/2026/07/03/1
Mailing ListThird Party Advisory
lists.apache.org / thread/7y9gbt17p55fh1zltks4pnh719wq9sqt
Mailing ListVendor Advisory