Chrome FileSystem: run code outside the sandbox (fix 156.0.8078.47)

high severity · published 2026-10-20

A remote attacker who has already taken over a browser renderer process may be able to run their own code on the computer outside Chrome's sandbox through a crafted web page, using an improper input validation flaw in the FileSystem component of Chrome. Chromium rates it High.

Fixed in: 156.0.8078.47

CVE: CVE-2026-113175

Source: NVD

Am I affected?

You are affected if the installed version is older than 156.0.8078.47. Check the version you have and update to 156.0.8078.47 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 365 and your operating system.