Live › vulnerability › CVE-2026-121212
Google Chrome before 157.0.8103.38 has an authorization flaw in its Core component. A remote attacker can use a crafted HTML page to bypass web origin policy, which can expose data from other sites.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-11-03 21:19 UTC. All times on this page are UTC.
Anyone running Google Chrome before 157.0.8103.38 who visits a page an attacker controls. Managed fleets running older builds are the main concern for businesses. Users on current Chrome builds are not affected.
No product ranges from the sources yet.
google-chrome --version on Linux.157.0.8103.38.157.0.8103.38 or later.Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)
This page as .md · .json · in your agent: get_signal("CVE-2026-121212")
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