EIP-2026-103480

PRE-CVE

Google Chrome - 'layout' Out-of-Bounds Read

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103480. PoCs published by Google Security Research.

AI-analyzed exploit summary This PoC exploits a layout bug in Chrome to leak memory data via a CSS containment issue, potentially bypassing ASLR. It uses a combination of `contain: size layout` and `document.execCommand('selectAll')` to trigger the leak.

Description

Google Chrome - 'layout' Out-of-Bounds Read

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · htmldosmultiple
https://www.exploit-db.com/exploits/41434

This PoC exploits a layout bug in Chrome to leak memory data via a CSS containment issue, potentially bypassing ASLR. It uses a combination of `contain: size layout` and `document.execCommand('selectAll')` to trigger the leak.

Classification
Working Poc 90%
Attack Type
Info Leak
Complexity
Moderate
Reliability
Theoretical
Target: Google Chrome (version affected by CVE-2026-103478)
No auth needed
Prerequisites: Victim must visit a malicious webpage · Chrome browser with the specific vulnerability
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026