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I. Basic Information for CVE-2026-26068
Vulnerability Information

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Vulnerability Title
emp3r0r Agent-Controlled Metadata to Operator RCE (tmux Command Injection)
Source: NVD (National Vulnerability Database)
Vulnerability Description
emp3r0r is a stealth-focused C2 designed by Linux users for Linux environments. Prior to 3.21.1, untrusted agent metadata (Transport, Hostname) is accepted during check-in and later interpolated into tmux shell command strings executed via /bin/sh -c. This enables command injection and remote code execution on the operator host. This vulnerability is fixed in 3.21.1.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
emp3r0r 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
emp3r0r是Jimmy Mi个人开发者的一个Linux框架工具。 emp3r0r 3.21.1之前版本存在操作系统命令注入漏洞,该漏洞源于在签入期间接受不受信任的代理元数据并将其插入tmux shell命令字符串,可能导致命令注入和远程代码执行。
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
jm33-m0emp3r0r < 3.21.1 -
II. Public POCs for CVE-2026-26068
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III. Intelligence Information for CVE-2026-26068
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