---
id: "CVE-2026-126879"
page: "https://infrastack.ai/live/CVE-2026-126879"
kind: "vulnerability"
aliases: ["CVE-2026-126879"]
title: "Chrome: use-after-free in Layout lets a crafted page run code"
severity: "critical"
cvss: null
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["chrome", "desktop-browsers", "managed-fleets", "other"]
not_affected_if: ["chrome-updated", "no-chrome-installed"]
published_at: "2026-11-11T23:17:16+00:00"
first_seen_at: "2026-11-11T23:29:38+00:00"
updated_at: "2026-11-11T23:32:13+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-126879", "first_seen_at": "2026-11-11T23:29:38+00:00"}]
exploit_sources: []
---

# Chrome: use-after-free in Layout lets a crafted page run code

Link for people: https://infrastack.ai/live/CVE-2026-126879 (this .md is for agents)

A use-after-free bug in the Layout component of Google Chrome before 157.0.8103.78 lets a remote attacker run arbitrary code inside the browser sandbox when a victim opens a crafted HTML page. Chromium rates the flaw Critical.

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

## How to check

- Open Chrome, go to Settings > About Chrome and read the installed version
- Compare the installed version with `157.0.8103.78`

## Fix

- Google Chrome: move to `157.0.8103.78` or later

## Timeline

- 2026-11-11T23:29:38+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-126879

## From the sources

Use after free in Layout in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_