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100 Chrome Extensions Steal User Data, Create Backdoor

0
Medium
Vulnerability
Published: Wed Apr 15 2026 (04/15/2026, 13:24:13 UTC)
Source: SecurityWeek

Description

A coordinated campaign involving 100 malicious Chrome extensions distributed via five accounts has been identified. These extensions steal user data and create backdoors by leveraging shared command and control (C&C) infrastructure. No specific affected versions or patch information is provided. The threat is categorized as medium severity based on available details.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/15/2026, 13:31:57 UTC

Technical Analysis

This threat involves a large-scale coordinated campaign where 100 Chrome browser extensions, published through five different accounts, are used to steal user data and establish backdoors. The extensions share common command and control infrastructure, indicating an organized operation. There is no information on specific affected versions or available patches. The campaign was reported by SecurityWeek but lacks detailed technical indicators or exploit status.

Potential 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.

Mitigation Recommendations

No patch or remediation details are provided. 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.

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Threat ID: 69df934882d89c981f291bbc

Added to database: 4/15/2026, 1:31:52 PM

Last enriched: 4/15/2026, 1:31:57 PM

Last updated: 4/15/2026, 3:57:15 PM

Views: 4

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