CVE-2026-41869

Apache Nutch: Unauthenticated forced shutdown and job interruption in Nutch Server (Nutch REST API)

CRITICAL
9.1
CVSS Score
Published: September 9, 2026 at 10:44 AM UTC
Updated: September 10, 2026 at 09:08 PM UTC
1 product affected across 1 vendorNutch

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Severity
CRITICAL9.1
Exploit prediction
EPSS 0.7%
SSVC
No known exploit

Description

Missing Authorization, Improper Resource Shutdown and Job Interruption 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/ .

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

1.10 ≤ v ≤ 1.221.10
Affected range stops below 1.23, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Vendor AdvisoryMailing List
Source: cverecord
https://lists.apache.org/thread/ps4yhlvo6kdgmksdgb9lv1h4p0oy5fdj
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.openwall.com/lists/oss-security/2026/09/08/3

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.1CRITICALCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-862CWE-404

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