Use After Free Vulnerability in Google Chrome Extensions

CVE-2026-126873

What is CVE-2026-126873?

A use after free vulnerability exists in the Extensions of Google Chrome on Windows, affecting versions prior to 157.0.8103.78. This security flaw allows remote attackers to utilize social engineering techniques to craft malicious HTML pages. When a user interacts with such pages, the attacker can execute arbitrary code outside of the Chrome sandbox, potentially compromising the user's system.

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