Live › vulnerability › CVE-2026-121057
A type confusion bug in the V8 JavaScript engine of Google Chrome, before 157.0.8103.38, lets a remote attacker run arbitrary code inside the browser sandbox via a crafted HTML page. Chromium rates it High severity.
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 older than 157.0.8103.38 is exposed, because a malicious web page alone can trigger the flaw without any login. Chromium-based browsers that pull from the same V8 code may also be affected, but the sources only name Chrome. Teams that do not use desktop Chrome on managed machines can skip this.
No product ranges from the sources yet.
157.0.8103.38; anything older is in range157.0.8103.38 or laterEach row is the first time that source carried this signal. The analyst’s rows are its own findings.
Type confusion in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to 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-2026-121057")
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