EIP-2026-115683

PRE-CVE

Microsoft Internet Explorer 11.0.9600.18097 - COmWindowProxy::SwitchMarkup NULL PTR

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115683. PoCs published by Marcin Ressel.

AI-analyzed exploit summary This exploit targets a NULL pointer dereference vulnerability in Internet Explorer 11 (11.0.9600.18097) via a crafted HTML page. It manipulates DOM elements and triggers a crash through the `COmWindowProxy::SwitchMarkup` function, potentially leading to remote code execution.

Description

Microsoft Internet Explorer 11.0.9600.18097 - COmWindowProxy::SwitchMarkup NULL PTR

Exploits (1)

exploitdb WORKING POC
by Marcin Ressel · htmldoswindows
https://www.exploit-db.com/exploits/38916

This exploit targets a NULL pointer dereference vulnerability in Internet Explorer 11 (11.0.9600.18097) via a crafted HTML page. It manipulates DOM elements and triggers a crash through the `COmWindowProxy::SwitchMarkup` function, potentially leading to remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Internet Explorer 11 (11.0.9600.18097)
No auth needed
Prerequisites: Victim must visit a malicious webpage using Internet Explorer 11 (11.0.9600.18097)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026