high severity ยท published 2026-10-27
A remote attacker who tricks the user and has already taken over a browser renderer process can read memory outside the sandbox through a crafted web page, using an out of bounds read flaw in the Compositing component of Chrome. Chromium rates it High.
Fixed in: 156.0.8078.73
CVE: CVE-2026-118346
Source: NVD
Fixlane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the Fixlane MCP server and call get_fix_prompt with incident id 596 and your operating system.