EIP-2026-118769

PRE-CVE

MDaemon SMTP Server 5.0.5 - Null Password Authentication

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-118769. PoCs published by Buckaroo Banzai.

AI-analyzed exploit summary This exploit demonstrates an authentication bypass vulnerability in MDaemon SMTP server version 5.0.5, allowing access with a valid username and a null password. The PoC shows a successful authentication sequence using the 'MDaemon' account and a blank password.

Description

MDaemon SMTP Server 5.0.5 - Null Password Authentication

Exploits (1)

exploitdb WORKING POC VERIFIED
by Buckaroo Banzai · textremotewindows
https://www.exploit-db.com/exploits/23002

This exploit demonstrates an authentication bypass vulnerability in MDaemon SMTP server version 5.0.5, allowing access with a valid username and a null password. The PoC shows a successful authentication sequence using the 'MDaemon' account and a blank password.

Classification
Working Poc 90%
Attack Type
Auth Bypass
Complexity
Trivial
Reliability
Reliable
Target: MDaemon SMTP server 5.0.5
No auth needed
Prerequisites: Network access to the MDaemon SMTP server · Knowledge of a valid username
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026