Two serious Zero-Day security flaws (CVE-2026-3909 and CVE-2026-3910) have been found in Google Chrome, which hackers can take advantage of. About 3.5 billion users may be affected. Google has released an emergency security update and advised all users to update their browsers immediately so that personal data remains safe.
Chrome Security Warning: Google has confirmed that two dangerous zero-day flaws have been found in the Chrome browser, which hackers can take advantage of at any time. About 3.5 billion Chrome users around the world may be affected by this threat. The company has issued an emergency update and warned users to ensure data security by updating their browsers immediately. This step is extremely important for the security of personal information and the system.
Severity of Zero-Day Flaws
Two dangerous Zero-Day security flaws (CVE-2026-3909 and CVE-2026-3910) have been found in Google Chrome, which hackers can already take advantage of. Due to these vulnerabilities, hackers can run code on a user’s system and access data. It is estimated that approximately 3.5 billion Chrome users may be affected by this threat.
CVE-2026-3909 is associated with the graphics library Skia, while CVE-2026-3910 affects the JavaScript engine V8. Both vulnerabilities fall into the high severity category and directly target core system components of the browser.
How can hackers attack?
Through CVE-2026-3909, hackers can run malicious code by sending users to dangerous websites. Whereas CVE-2026-3910 can execute code in the browser through a particular HTML page. This means that even just opening a suspicious website can put the system at risk.
According to Google, using these vulnerabilities can put the user’s personal information and data at risk. Experts have advised all Chrome users to install security updates immediately.
Google’s Vulnerability Reward Program and security measures
Google has run the Vulnerability Reward Program to find security flaws, under which researchers were rewarded $81.6 million in the last 15 years. $17 million was paid in 2025 alone. This program is constantly improving the security of Chrome.
Important steps for users
Chrome users should update the browser immediately to avoid security threats. For this, go to the three dot menu → Help → About Google Chrome option in the browser. If a new update is available, download and install it. It is necessary to restart the browser after the update, so that the protection can be fully activated.
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