CVE-2026-126893 · Runtime
NO FIX YET · SEE WHAT TO DO
An out-of-bounds write in the V8 JavaScript engine of Google Chrome lets a remote attacker run arbitrary code inside the browser sandbox when a victim opens a crafted HTML page. Chromium rates the flaw High severity.
first public Nov 11, 2026 · 1 source
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Anyone running Google Chrome older than 157.0.8103.78 is exposed, as a victim who opens a malicious page is enough. Servers and developer machines that run Chrome for browsing or testing are also in scope. unknown for other Chromium-based browsers, which may pick up the fix separately.
Not affected if chrome-at-or-above-157.0.8103.78
Who cares browser, chrome, linux, macos, windows
chrome://version in the address bar.157.0.8103.78; anything older is exposed.157.0.8103.78 or later.Out of bounds write in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
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