Live › vulnerability › CVE-2026-118336
Go to dashboardImproper input validation in Headless mode of Google Chrome before 156.0.8078.73 lets a remote attacker run arbitrary code inside the browser sandbox. The attack works through a crafted HTML page that a victim loads.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-27 23:29 UTC. All times on this page are UTC.
Teams that run Chrome in headless mode, such as scrapers, test runners, PDF renderers or browser automation services, are exposed when they load untrusted HTML pages. Desktop users who never run headless Chrome are less exposed, but still should update. Systems that only render trusted, internal content have a lower risk.
No product ranges from the sources yet.
google-chrome --version or chromium --version on machines and CI runners that use Chrome in headless mode, and compare against 156.0.8078.73.156.0.8078.73.156.0.8078.73 or later.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Improper input validation in Headless in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
This page as .md · .json · in your agent: get_signal("CVE-2026-118336")
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