EIP-2026-115642

PRE-CVE

Microsoft Edge - 'UnmapViewOfFile' ACG Bypass

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-115642. PoCs published by Google Security Research.

AI-analyzed exploit summary This is a detailed technical analysis of a vulnerability in Microsoft Edge's Arbitrary Code Guard (ACG) implementation, specifically in the JIT process memory allocation mechanism. The writeup explains how a compromised content process can exploit predictable memory allocation to achieve code execution despite ACG protections.

Description

Microsoft Edge - 'UnmapViewOfFile' ACG Bypass

Exploits (1)

exploitdb WRITEUP VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/44096

This is a detailed technical analysis of a vulnerability in Microsoft Edge's Arbitrary Code Guard (ACG) implementation, specifically in the JIT process memory allocation mechanism. The writeup explains how a compromised content process can exploit predictable memory allocation to achieve code execution despite ACG protections.

Classification
Writeup 100%
Attack Type
Rce
Complexity
Complex
Reliability
Theoretical
Target: Microsoft Edge (Chakra JIT Process)
No auth needed
Prerequisites: Compromised content process · Predictable memory allocation in JIT process
devstral-2 · analyzed Feb 18, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026