CVE-2026-92209highCWE-331

CVE-2026-92209: high-severity vulnerability in NoMachine

NoMachine Redis Improper Authentication Local Privilege Escalation Vulnerability

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41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 7.8epss 0.2%
from disclosure to weaponsame day
Published on NVDOct 21
1st PoCOct 16
NoMachine Redis Improper Authentication Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of NoMachine. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the authentication mechanism controlling access to the Redis database. The issue results from using insufficient entropy in the generation of credentials. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account. Was ZDI-CAN-30984.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
NoMachine · NoMachine
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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