Confused Deputy in Chrome Fullscreen (153.0.8010.36)
CVE-2026-87502 Published on September 9, 2026
Confused deputy in Fullscreen in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)
Weakness Type
What is a Confused Deputy Vulnerability?
The product receives a request, message, or directive from an upstream component, but the product does not sufficiently preserve the original source of the request before forwarding the request to an external actor that is outside of the product's control sphere. This causes the product to appear to be the source of the request, leading it to act as a proxy or other intermediary between the upstream component and the external actor.
CVE-2026-87502 has been classified to as a Confused Deputy vulnerability or weakness.
Products Associated with CVE-2026-87502
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Affected Versions
Google Chrome:- Version 153.0.8010.36 and below 153.0.8010.36 is affected.