PT-2026-88920 · Apache · Apache Nutch+1

CVE-2026-41871

·

Published

2026-09-09

·

Updated

2026-09-12

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Missing Authorization, Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache Nutch Server (Nutch REST API).
This issue affects Apache Nutch: from 1.10 through 1.22.
Users are recommended to upgrade to version 1.23, which removes the Nutch Server. If an upgrade is not possible, user must restrict access to instances running the Nutch Service to trusted users only. Please, also visit the Apache Nutch security advisories https://nutch.apache.org/documentation/security/ .

Fix

RCE

Missing Authorization

Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com

Weakness Enumeration

CWE-470CWE-862

Related Identifiers

CVE-2026-41871

Affected Products

Apache Nutch
Nutch