EIP-2026-118856

PRE-CVE

Microsoft Outlook 2000 0/98 0/Express 5.5 - Concealed Attachment

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-118856. PoCs published by http-equiv.

AI-analyzed exploit summary The exploit describes a vulnerability in MS Outlook where a crafted 'subject:' field can be interpreted as an executable attachment, bypassing security features. The technical details are minimal but sufficient to classify it as a legitimate writeup.

Description

Microsoft Outlook 2000 0/98 0/Express 5.5 - Concealed Attachment

Exploits (1)

exploitdb WRITEUP VERIFIED
by http-equiv · textremotewindows
https://www.exploit-db.com/exploits/20571

The exploit describes a vulnerability in MS Outlook where a crafted 'subject:' field can be interpreted as an executable attachment, bypassing security features. The technical details are minimal but sufficient to classify it as a legitimate writeup.

Classification
Writeup 80%
Attack Type
Other
Complexity
Trivial
Reliability
Theoretical
Target: MS Outlook (versions not specified)
No auth needed
Prerequisites: Access to send an email to a vulnerable Outlook client
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026