EIP-2026-115734

PRE-CVE

Microsoft Internet Explorer 9 - MSHTML CMarkup::Reload­In­Compat­View Use-After-Free

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115734. PoCs published by Skylined.

AI-analyzed exploit summary This is a detailed writeup describing a use-after-free vulnerability in Microsoft Internet Explorer 9, triggered by manipulating the document.designMode property in a deferred script. The analysis includes stack traces and potential exploitability considerations but does not contain executable exploit code.

Description

Microsoft Internet Explorer 9 - MSHTML CMarkup::Reload­In­Compat­View Use-After-Free

Exploits (1)

exploitdb WRITEUP
by Skylined · htmldoswindows
https://www.exploit-db.com/exploits/40922

This is a detailed writeup describing a use-after-free vulnerability in Microsoft Internet Explorer 9, triggered by manipulating the document.designMode property in a deferred script. The analysis includes stack traces and potential exploitability considerations but does not contain executable exploit code.

Classification
Writeup 90%
Attack Type
Rce
Complexity
Complex
Reliability
Theoretical
Target: Microsoft Internet Explorer 9
No auth needed
Prerequisites: Target must visit a specially crafted web page · JavaScript must be enabled in the target's browser
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026