Live › vulnerability › CVE-2026-121226
Google Chrome versions before 157.0.8103.38 have a type confusion bug in the V8 JavaScript engine. A remote attacker can use a crafted HTML page to potentially execute arbitrary code inside the browser sandbox.
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 opens untrusted web pages is exposed, since the flaw is triggered by a crafted HTML page. Chromium-based browsers that pick up the V8 fix are affected in the same way, and managed fleets should check their Chrome version. Users who cannot run a vulnerable build can skip it only once they are on the fixed version.
No product ranges from the sources yet.
157.0.8103.38157.0.8103.38 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 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-2026-121226")
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.