EIP-2026-103121

PRE-CVE

GNU Mailutils imap4d 0.5 < 0.6.90 - Remote Format String

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103121. PoCs published by qobaiashi.

AI-analyzed exploit summary This exploit targets a format string vulnerability in GNU mailutils (versions 0.5 to 0.6.90) to achieve remote code execution. It uses a bind shell payload and leverages heap address leakage to overwrite GOT entries.

Description

GNU Mailutils imap4d 0.5 < 0.6.90 - Remote Format String

Exploits (1)

exploitdb WORKING POC VERIFIED
by qobaiashi · cremotelinux
https://www.exploit-db.com/exploits/1038

This exploit targets a format string vulnerability in GNU mailutils (versions 0.5 to 0.6.90) to achieve remote code execution. It uses a bind shell payload and leverages heap address leakage to overwrite GOT entries.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: GNU mailutils 0.5 - 0.6.90
No auth needed
Prerequisites: Network access to the IMAP service (port 143) · Vulnerable version of GNU mailutils
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026