MalwarePublished 15 Apr 2026

100 Chrome Extensions Steal User Data, Create Backdoor

Source SecurityWeek

Description

Published through five accounts, the extensions appear part of a coordinated campaign based on shared C&C infrastructure. The post 100 Chrome Extensions Steal User Data, Create Backdoor appeared first on SecurityWeek .

Impact

The extensions compromise user privacy by stealing data and potentially allow attackers to maintain persistent access via backdoors. This can lead to unauthorized data exposure and further malicious activities on affected systems. No confirmed exploits in the wild are reported, and the extent of impact depends on user installation of these extensions.

Defensive guidance

Users should review and remove suspicious or untrusted Chrome extensions, especially those installed from unknown sources or multiple accounts. Monitoring for updates from Chrome Web Store or Google regarding removal or blocking of these extensions is recommended. Since this is not a cloud service, remediation depends on user action.

References

securityweek.com/100-chrome-extensions-steal-user-data-open-backdoor/ (opens in a new tab)

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Description

AI analysisMachine-generated, updated 15 Apr 2026, 13:31 UTC

References

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