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CVE-2026-5053— NoMachine External Control of File Path Arbitrary File Deletion Vulnerability

EPSS 0.02% · P4
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I. Basic Information for CVE-2026-5053

Vulnerability Information
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Vulnerability Title
NoMachine External Control of File Path Arbitrary File Deletion Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
NoMachine External Control of File Path Arbitrary File Deletion Vulnerability. This vulnerability allows local attackers to delete arbitrary files 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 handling of environment variables. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to delete files in the context of root. Was ZDI-CAN-28644.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
文件名或路径的外部可控制
Source: NVD (National Vulnerability Database)
Vulnerability Title
NoMachine 安全漏洞
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存在安全漏洞，该漏洞源于环境变量处理不当，可能导致本地攻击者删除任意文件。
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

VendorProductAffected VersionsCPESubscribe
NoMachineNoMachine 9.3.7 -

II. Public POCs for CVE-2026-5053

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III. Intelligence Information for CVE-2026-5053

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Same Patch Batch · NoMachine · 2026-04-11 · 3 CVEs total

CVE-2026-5054NoMachine External Control of File Path Local Privilege Escalation Vulnerability
CVE-2026-5055NoMachine Uncontrolled Search Path Element Local Privilege Escalation Vulnerability

IV. Related Vulnerabilities

Same product: NoMachine
Same vendor: NoMachine
Same weakness: CWE-73

V. Comments for CVE-2026-5053

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