---
id: "CVE-2026-113066"
kind: "vulnerability"
aliases: ["CVE-2026-113066"]
title: "Google Chrome: font memory flaw lets a crafted page read sandbox memory"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "vendor"
products: [{"name": "google chrome", "fixed": ["156.0.8078.47"], "affected": "< 156.0.8078.47", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["browser", "chrome", "desktop", "managed-endpoints", "vendor"]
not_affected_if: ["auto-update-current", "chrome-156-or-later"]
published_at: "2026-10-20T22:18:58+00:00"
first_seen_at: "2026-10-23T21:57:23+00:00"
updated_at: "2026-10-25T03:53:20+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-113066", "first_seen_at": "2026-10-23T21:57:23+00:00"}]
---

# Google Chrome: font memory flaw lets a crafted page read sandbox memory

A memory corruption bug in Chrome's font handling lets a remote attacker read memory inside the browser sandbox when the victim opens a crafted HTML page. The sources describe a read-only memory disclosure, not code execution.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:google chrome affected < 156.0.8078.47 fixed 156.0.8078.47

## How to check

- Open Chrome, go to `chrome://settings/help` and note the version; it is affected if it is below `156.0.8078.47`
- On managed machines, run `google-chrome --version` (Linux) or check the installed version through your device management console

## Fix

- Update Google Chrome to `156.0.8078.47` or later, then restart the browser
- Confirm that managed browser fleets have received the update

## Timeline

- 2026-10-23T21:57:23+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-113066

## From the sources

Memory corruption in Fonts in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Low)

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_