CVE-2026-24423
SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability
⚠ KEVEPSS 83.4%
Description
SmarterTools SmarterMail contains a missing authentication for critical function vulnerability in the ConnectToHub API method. This could allow the attacker to point the SmarterMail instance to a malicious HTTP server which serves the malicious OS command and could lead to command execution.
How to fix CVE-2026-24423
No package mapping is available — consult the references below for vendor-specific guidance.
Is CVE-2026-24423 being exploited?
Yes — CVE-2026-24423 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (0)
No package mapping in OSV.