---
id: "CVE-2026-126867"
page: "https://infrastack.ai/live/CVE-2026-126867"
kind: "vulnerability"
aliases: ["CVE-2026-126867"]
title: "Chrome on Windows: browser flaw lets a crafted web page run code"
severity: "high"
cvss: null
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["browser", "chrome", "runtime", "windows"]
not_affected_if: ["chrome-updated", "non-windows"]
published_at: "2026-11-11T23:17:15+00:00"
first_seen_at: "2026-11-11T23:29:37+00:00"
updated_at: "2026-11-11T23:33:21+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-126867", "first_seen_at": "2026-11-11T23:29:37+00:00"}]
exploit_sources: []
---

# Chrome on Windows: browser flaw lets a crafted web page run code

Link for people: https://infrastack.ai/live/CVE-2026-126867 (this .md is for agents)

A use-after-free bug in Chrome's Browser component on Windows lets a remote attacker run arbitrary code outside the browser sandbox through a crafted HTML page. Chromium rates it High severity.

_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 version number
- Check whether the installed version is below `157.0.8103.78`

## Fix

- Google Chrome on Windows: update to `157.0.8103.78` or later

## Timeline

- 2026-11-11T23:29:37+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-126867

## From the sources

Use after free in Browser in Google Chrome on on Windows prior to 157.0.8103.78 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

---

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