Google has identified and patched a serious security vulnerability in its Chrome browser, urging users to update immediately to avoid potential data breaches.
The vulnerability, labeled CVE-2025-4664, has been classified as critical. It affects not only the Windows version of Google Chrome but also the macOS and Linux editions. According to Google, the flaw lies in the browser’s loader module, where it compromises the enforcement of security policies, potentially allowing attackers to access sensitive user data.
Google has released a security update that fixes this issue and addresses three other vulnerabilities. Among them is another critical vulnerability labeled CVE-2025-4609. Both critical flaws were reported by external cybersecurity experts, highlighting the importance of community involvement in identifying such threats.
As is standard practice, Google has chosen not to disclose specific technical details about how the vulnerabilities can be exploited. The goal is to prevent malicious actors from using this information to launch further attacks.
To ensure protection, users should verify that their Chrome browser is up to date. Here’s how to check your version and install the latest update manually:
- Open Google Chrome on your computer.
- Click the three vertical dots in the upper-right corner to open the menu.
- Go to Help > About Google Chrome.
- If an update is available, click Update Google Chrome.
- If you don’t see the button, you already have the latest version installed.
- Restart Chrome to complete the update—either by clicking the Relaunch button or by closing and reopening the browser.
The updated Chrome version numbers are 136.0.7103.113/.114 for Windows and macOS, and 136.0.7103.113 for Linux systems.
With attackers actively exploiting this flaw, users are strongly encouraged to update their browsers as soon as possible to maintain their online security.
