CVE-2007-4607: Gate Comm Software Postcast Server Pro

High severity, CVSS 9.3. EPSS: 56.4% chance of exploitation in the next 30 days.

Buffer overflow in the EasyMailSMTPObj ActiveX control in emsmtp.dll 6.0.1 in the Quiksoft EasyMail SMTP Object, as used in Postcast Server Pro 3.0.61 and other products, allows remote attackers to execute arbitrary code via a long argument to the SubmitToExpress method, a different vulnerability than CVE-2007-1029. NOTE: this may have been fixed in version 6.0.3.15.

Affected products

• Gate Comm Software Postcast Server Pro: version 3.0.61 only
• Quicksoft Easymail Objects: any version

Published 2007-08-31. Last modified 2026-06-16.