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4.2 Medium

CVE-2026-12456 Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced…

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 allowed an attacker who convinced a user to install a malicious extension to bypass same origin policy via a crafted Chrome Extension. (Chromium security severity: High)

Affected products and versions

Product Affected versions Fixed in
Chrome 149.0 earliest → < 149.0.7827.155 149.0.7827.155

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