CVE-2026-53694— Potential local privileges escalation through argument injection in the nxchmod.sh script
Quick assessment
Affected
NoMachine NoMachine
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
NoMachine是卢森堡NoMachine公司的一款远程桌面访问工具。 NoMachine 9.5.7之前版本和8.23.2之前版本存在参数注入漏洞，该漏洞源于命令中参数分隔符的中和不当，可能导致参数注入。
Possible ATT&CK Techniques 1 AI
T1059.004 · Unix Shell
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I. Basic Information for CVE-2026-53694
Vulnerability Information
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Vulnerability Title
Potential local privileges escalation through argument injection in the nxchmod.sh script
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in Nomachine allows Argument Injection.This issue affects Nomachine: before 9.5.7, before 8.23.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
参数注入或修改
Source: CVE Program / CVE List V5
Vulnerability Title
NoMachine 参数注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NoMachine是卢森堡NoMachine公司的一款远程桌面访问工具。 NoMachine 9.5.7之前版本和8.23.2之前版本存在参数注入漏洞，该漏洞源于命令中参数分隔符的中和不当，可能导致参数注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-53694
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Vendor Pages for CVE-2026-53694 (2)
IV. Related Vulnerabilities
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Same weakness: CWE-88
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V. Comments for CVE-2026-53694
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