EIP-2026-119073

PRE-CVE

Quiksoft EasyMail 6.0.3.0 - IMAP 'connect()' ActiveX Buffer Overflow

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-119073. PoCs published by Sebastian Wolfgarten.

AI-analyzed exploit summary This is a working proof-of-concept exploit for a stack-based buffer overflow in Quiksoft EasyMail 6.0.3.0's ActiveX component (emimap4.dll). The exploit triggers arbitrary code execution via a crafted argument to the connect() function, demonstrated by launching calc.exe.

Description

Quiksoft EasyMail 6.0.3.0 - IMAP 'connect()' ActiveX Buffer Overflow

Exploits (1)

exploitdb WORKING POC VERIFIED
by Sebastian Wolfgarten · htmlremotewindows
https://www.exploit-db.com/exploits/9704

This is a working proof-of-concept exploit for a stack-based buffer overflow in Quiksoft EasyMail 6.0.3.0's ActiveX component (emimap4.dll). The exploit triggers arbitrary code execution via a crafted argument to the connect() function, demonstrated by launching calc.exe.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Quiksoft EasyMail 6.0.3.0
No auth needed
Prerequisites: Victim must visit a malicious webpage using Internet Explorer with the vulnerable ActiveX control enabled
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026