CVE-2026-18264: high-severity vulnerability in NoMachine
NoMachine getstat Command Injection Remote Code Execution Vulnerability
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 1.2%
exploitation probability
1.2%top 31% of all CVEs
observed exploitation
nono source reports it
NoMachine getstat Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of NoMachine. Authentication is required to exploit this vulnerability.
The specific flaw exists within the web service, which listens on TCP port 4000 by default. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account.
. Was ZDI-CAN-30634.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
NoMachine · NoMachineRelated CVEs — NoMachine
In the same product, most dangerous first.
CVE-2024-7253HIGHNoMachine Uncontrolled Search Path Element Local Privilege Escalation VulnerabilityEPSS 0.3%CVE-2025-8614HIGHNoMachine Uncontrolled Search Path Element Local Privilege Escalation VulnerabilityEPSS 0.3%CVE-2026-5055HIGHNoMachine Uncontrolled Search Path Element Local Privilege Escalation VulnerabilityEPSS 0.2%CVE-2026-53694HIGHPotential local privileges escalation through argument injection in the nxchmod.sh scriptEPSS 0.2%CVE-2026-5054HIGHNoMachine External Control of File Path Local Privilege Escalation VulnerabilityEPSS 0.2%CVE-2026-5053HIGHNoMachine External Control of File Path Arbitrary File Deletion VulnerabilityEPSS 0.1%