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CVE-2026-92210

NoMachine nxhtd Server-Side Request Forgery Information Disclosure Vulnerability

HIGH
7.2
CVSS Score
Published: October 21, 2026 at 05:16 PM UTC
Updated: October 30, 2026 at 04:18 PM UTC
1 product affected across 1 vendorNoMachine

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Severity
HIGH7.2
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

NoMachine nxhtd Server-Side Request Forgery Information Disclosure Vulnerability. This vulnerability allows remote attackers to initiate arbitrary server-side requests on affected installations of NoMachine. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web service, which listens on UDP port 4443 by default. The issue results from the lack of proper validation of a URI prior to accessing resources. An attacker can leverage this vulnerability to initiate requests in the context of the service account. Was ZDI-CAN-31619.

Affected

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

NoMachine· Nomachine
90%
nomachine_9.8.2_1_amd64.deb

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_research-advisory
Source: cverecord
https://www.zerodayinitiative.com/advisories/ZDI-26-712/

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

7.2HIGHzdi
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-918

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