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CVE-2026-24423 PoC — SmarterTools SmarterMail < Build 9511 Unauthenticated RCE via ConnectToHub API

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-24423.yaml
Associated Vulnerability
Title: SmarterTools SmarterMail < Build 9511 Unauthenticated RCE via ConnectToHub API (CVE-2026-24423)
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.
Description
SmarterTools 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.
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