CVE-2026-126849 · Runtime
NO FIX YET · SEE WHAT TO DO
A type confusion bug in V8, the JavaScript engine in Google Chrome, lets a remote attacker run arbitrary code inside the browser sandbox when a victim opens a crafted HTML page. Chromium rates it High severity.
first public Nov 11, 2026 · 1 source
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Anyone running Google Chrome before 157.0.8103.78 who visits untrusted web pages is exposed, since the bug is triggered by a crafted HTML page. Chromium-based browsers that embed the same V8 engine may also be affected, depending on their own release timing. Teams that manage browsers on employee machines should check versions across the fleet.
Not affected if chrome-updated
Who cares browsers, chrome, v8
157.0.8103.78 are affected.157.0.8103.78 or later.Type confusion in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
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