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Chrome Extensions: Are you getting more than you bargained for?

· Published 26/01/2026 15:40 · Modified 26/01/2026 18:03

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Essential information

Published
26/01/2026 15:40
Modified
26/01/2026 18:03
Tags
2026-01-26 CVE-2020-28707 chrome extensions clipboard access data exfiltration malicious extensions remote code execution search hijacking security risks xss vulnerability
Related entities
18 vulnerabilities (cve), 13 observables, 7 techniques (mitre), 5 others

Description

This analysis reveals the hidden dangers of certain available on the Google Chrome Web Store. Despite the store's vetting process, some have slipped through, compromising user security. The study examines four examples of extensions with combined user bases exceeding 100,000, showcasing various . These include undisclosed to remote domains, , capabilities, , and cross-site scripting vulnerabilities. The extensions employ tactics such as command-and-control infrastructure with domain generation algorithms, user tracking, and brand impersonation. The research emphasizes the importance of caution when installing browser extensions, even from trusted sources, and recommends immediate uninstallation of the identified .

External references