Critical Chrome zero-day flaw fixed by Google — update your browser immediately

Google has released an emergency update to address a high-severity zero-day vulnerability in Chrome that has been actively exploited.

Key Points:

• This zero-day vulnerability is tracked as CVE-2025-13223.

• It's the seventh zero-day exploit patched in Chrome this year.

• Users should update their browsers now to protect against potential attacks.

• Google has restricted details on the flaw to prevent further exploitation.

• Regular software updates are essential for maintaining security.

An emergency security update has been rolled out by Google to fix a critical zero-day vulnerability in Chrome, designated as CVE-2025-13223. This flaw is categorized as high-severity, indicating serious risks if exploited. Google has confirmed that the vulnerability has already been utilized in attacks against users. As such, it is crucial for Chrome users to update their browser immediately to safeguard against these threats. While updates are typically automatic, it's important for users to check their settings to ensure they are protected by the latest patches.

This exploitation highlights the importance of continuous vigilance regarding software updates. In 2025 alone, we've seen a total of seven zero-day vulnerabilities addressed in Chrome. Google tends to limit the distribution of detailed information about such vulnerabilities until most users have had the chance to apply the necessary patches. This is a strategic move to prevent malicious actors from taking advantage of those remaining unprotected. Given the increasing prevalence of zero-day exploits, regular updates and maintaining secure software practices remain paramount in protecting against potential cybersecurity threats.

What steps do you take to ensure your software is always up-to-date and secure?

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