Chrome Paint use-after-free enables sandbox code execution

high severity · published 2026-10-27

A remote attacker can use a crafted HTML page to execute arbitrary code inside Chrome's sandbox. The issue has High Chromium security severity.

Fixed in: 156.0.8078.73

CVE: CVE-2026-118307

Source: NVD

Am I affected?

You are affected if the installed version is older than 156.0.8078.73. Check the version you have and update to 156.0.8078.73 or later. The fixed version is verified against a vendor or advisory source.

Get the fix

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 564 and your operating system.