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CVE-2026-40029— parseusbs < 1.9 Command Injection via Crafted LNK Filename

Quick assessment

Affected
khyrenz parseusbs
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

parseusbs是Khyrenz Ltd个人开发者的一个USB连接记录取证分析工具。 parseusbs 1.9之前版本存在操作系统命令注入漏洞，该漏洞源于parseUSBs.py中LNK文件路径未经清理即传递给os.popen() shell命令，可能导致通过特制的.lnk文件名执行任意命令。

CVSS 7.8 · High EPSS 1.33% · P70

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 3

VendorProduct Version RangeStatus
khyrenz parseusbs < 1.9.0 affected
1.9.0 unaffected
99f05996494e7e41ea0c7e13145ba20eb793e46b unaffected
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I. Basic Information for CVE-2026-40029

Vulnerability Information
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Vulnerability Title
parseusbs < 1.9 Command Injection via Crafted LNK Filename
Source: CVE Program / CVE List V5
Vulnerability Description
parseusbs before 1.9 contains an OS command injection vulnerability in parseUSBs.py where LNK file paths are passed unsanitized into an os.popen() shell command, allowing arbitrary command execution via crafted .lnk filenames containing shell metacharacters. An attacker can craft a .lnk filename with embedded shell metacharacters that execute arbitrary commands on the forensic examiner's machine during USB artifact parsing.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
parseusbs 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
parseusbs是Khyrenz Ltd个人开发者的一个USB连接记录取证分析工具。 parseusbs 1.9之前版本存在操作系统命令注入漏洞，该漏洞源于parseUSBs.py中LNK文件路径未经清理即传递给os.popen() shell命令，可能导致通过特制的.lnk文件名执行任意命令。
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

Vendor Product Affected Versions CPE Subscribe
khyrenz parseusbs 0 ~ 1.9.0 -

II. Public POCs for CVE-2026-40029

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7777 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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III. Intelligence Information for CVE-2026-40029

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Patches & Fixes for CVE-2026-40029 (1)

Vendor Pages for CVE-2026-40029 (1)

IV. Related Vulnerabilities

Same product: parseusbs
Same vendor: khyrenz
Same weakness: CWE-78

V. Comments for CVE-2026-40029

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