CVE-2026-47896 — HIGH (7.5)

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Lucene.Net	4.8.0

Related Weaknesses (CWE)

CWE-22

References

https://lists.apache.org/thread/7y9gbt17p55fh1zltks4pnh719wq9sqtMailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/07/03/1Mailing ListThird Party Advisory

FAQ

What is CVE-2026-47896?

CVE-2026-47896 is a vulnerability with a CVSS score of 7.5 (HIGH). 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: fro...

How severe is CVE-2026-47896?

CVE-2026-47896 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-47896?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Lucene.Net.