CVE-2026-41870 Apache Nutch - Code Injection

Apache Nutch 1.11 through 1.22 contains a code injection and unsafe reflection vulnerability caused by missing authorization and improper control of dynamically-managed code in the Nutch REST API, letting attackers execute unauthorized code, exploit requires access to Nutch Server.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.66% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Code Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
9 September 2026
Updated
15 October 2026
Weakness
CWE-94

Vendor fix

Upgrade to version 1.23 or restrict access to trusted users only.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs