Google Chrome Vulnerable to Browser Fingerprinting Techniques
Severity: High (Score: 66.5)
Sources: uiowa-irl.github.io, www.thatprivacyguy.com, Theregister, Gbhackers, www.nature.com
Summary
A recent analysis reveals that Google Chrome lacks adequate protections against browser fingerprinting, a method used to track users online by capturing unique technical details of their browsers. Privacy consultant Alexander Hanff highlighted over thirty distinct fingerprinting techniques currently operational in Chrome, which can identify users without their consent. This vulnerability affects millions of users as Chrome is the most widely used browser globally. The analysis indicates that even minimal browsing data, such as the four most visited websites, can uniquely identify 95% of individuals. Despite previous efforts like the Privacy Sandbox initiative, Chrome has not implemented effective defenses against fingerprinting. Other browsers, such as Brave and Firefox, have developed stronger anti-fingerprinting measures. The situation underscores a significant gap in Chrome's privacy features, raising concerns about user tracking and data exploitation. As of April 2026, no substantial updates have been made to address these vulnerabilities. Key Points: • Google Chrome has over thirty known fingerprinting techniques that can track users. • Just four frequently visited websites can identify 95% of users uniquely. • Chrome's Privacy Sandbox initiative failed to deliver effective fingerprinting protections.
Key Entities
- CVE-2025-4664 (cve)
- adapter.info (domain)
- ads.example.com (domain)
- javascript.info (domain)
- macwright.com (domain)
- publisher.com (domain)