EIP-2026-118496

PRE-CVE

EasyMail Objects 'EMSMTP.DLL 6.0.1' - ActiveX Control Remote Buffer Overflow

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-118496. PoCs published by Will Dormann.

AI-analyzed exploit summary This is a functional exploit for a buffer overflow vulnerability in Postcast Server Pro 3.0.61 / Quiksoft EasyMail SMTP Object (emsmtp.dll 6.0.1). It leverages a stack-based overflow in the SubmitToExpress method to achieve remote code execution via a crafted payload.

Description

EasyMail Objects 'EMSMTP.DLL 6.0.1' - ActiveX Control Remote Buffer Overflow

Exploits (1)

exploitdb WORKING POC VERIFIED
by Will Dormann · htmlremotewindows
https://www.exploit-db.com/exploits/10007

This is a functional exploit for a buffer overflow vulnerability in Postcast Server Pro 3.0.61 / Quiksoft EasyMail SMTP Object (emsmtp.dll 6.0.1). It leverages a stack-based overflow in the SubmitToExpress method to achieve remote code execution via a crafted payload.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Postcast Server Pro 3.0.61 / Quiksoft EasyMail SMTP Object (emsmtp.dll 6.0.1)
No auth needed
Prerequisites: Target system running Postcast Server Pro 3.0.61 with emsmtp.dll 6.0.1 · Victim must visit a malicious webpage or open a malicious HTML file
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026