CVE-2026-77031— Tenda CH22 formcreateFileName command injection
Quick assessment
Affected
Tenda CH22
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.
在 Tenda CH22 1.0.0.1 中发现了一个漏洞。受影响的是文件 中的 函数。对参数 的操作可导致命令注入。该漏洞可由远程发起攻击。该漏洞的利用方法已公开，可被利用。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-77031
Vulnerability Information
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Vulnerability Title
Tenda CH22 formcreateFileName command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been found in Tenda CH22 1.0.0.1. The affected element is the function formcreateFileName of the file /goform/formcreateFileName. The manipulation of the argument fileNameMit leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-77031
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Security Blog Posts for CVE-2026-77031 (1)
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🔗 candle-throne-f75.notion.site exploit
IV. Related Vulnerabilities
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Same vendor: Tenda
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Tenda AC10 httpd R7WebsSecurityHandler improper authenticati -
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Tenda W20E addIpMacBind ipMacBindListStore stack-based overf -
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Same weakness: CWE-77
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V. Comments for CVE-2026-77031
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