CVE-2026-87543 is a vulnerability in Google Chrome
Published on September 9, 2026
Missing authorization in Core in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass site isolation 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-2026-87543 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-87543
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Affected Versions
Google Chrome:- Version 153.0.8010.36 and below 153.0.8010.36 is affected.