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I. Basic Information for CVE-2026-24423
Vulnerability Information
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Vulnerability Title
SmarterTools SmarterMail < Build 9511 Unauthenticated RCE via ConnectToHub API
Source: NVD (National Vulnerability Database)
Vulnerability Description
SmarterTools SmarterMail versions prior to build 9511 contain an unauthenticated remote code execution vulnerability in the ConnectToHub API method. The attacker could point the SmarterMail to the malicious HTTP server, which serves the malicious OS command. This command will be executed by the vulnerable application.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
SmarterTools SmarterMail 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SmarterTools SmarterMail是SmarterTools公司的一套邮件服务器软件。该软件支持垃圾邮件过滤、数据统计、简单邮件传输协议SMTP验证等功能。 SmarterTools SmarterMail build 9511之前版本存在访问控制错误漏洞，该漏洞源于ConnectToHub API方法存在未经身份验证的远程代码执行，可能导致执行任意OS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
VendorProductAffected VersionsCPESubscribe
SmarterToolsSmarterMail 0 ~ 100.0.9511 -
II. Public POCs for CVE-2026-24423
#POC DescriptionSource LinkShenlong Link
1CVE-2026-24423 exphttps://github.com/aavamin/CVE-2026-24423POC Details
2SmarterTools SmarterMail < build 9511 contains an unauthenticated remote code execution caused by malicious OS command execution via ConnectToHub API method, letting remote attackers execute arbitrary commands, exploit requires no authentication. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-24423.yamlPOC Details
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III. Intelligence Information for CVE-2026-24423
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IV. Related Vulnerabilities
Same product: SmarterMail
Same vendor: SmarterTools
Same weakness: CWE-306
V. Comments for CVE-2026-24423

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