CVE-2026-41870
Missing Authorization, Improper Control of Generation of Code ('Code Injection'), Improper Control of Dynamically-Managed Code Resources, Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache Nutch…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Missing Authorization, Improper Control of Generation of Code ('Code Injection'), Improper Control of Dynamically-Managed Code Resources, 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 1.11 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/ .
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.69% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94, CWE-470, CWE-862, CWE-913
- Affected
- apache/nutch
- Source
- security@apache.org
References
- https://lists.apache.org/thread/3pl59g0jzqx1bdh5w92qoftzn7c3x8j2Mailing List, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/09/08/4Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.