Google Chrome <157.0.8103.38: V8 Missing Auth Bypass of Origin Policy
CVE-2026-121251 Published on November 3, 2026
Missing authorization in V8 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: Low)
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-121251 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-121251
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Affected Versions
Google Chrome:- Version 157.0.8103.38 and below 157.0.8103.38 is affected.