Signed, Trusted, and Abused: Proxy Execution via WebView2

Summary

This article explores the security implications of Microsoft Edge WebView2 Runtime from an offensive security standpoint. It details architectural weaknesses, known vulnerabilities, and methods for exploitation, focusing on how trusted components can be abused for proxy execution.

IFF Assessment

FOE

The article discusses exploitation methods and vulnerabilities, which are negative for defenders.

Defender Context

Defenders should be aware of how WebView2, a component often used in legitimate applications, can be exploited for malicious purposes. Understanding these attack vectors is crucial for detecting and preventing potential abuses, such as unauthorized proxy execution within trusted applications.

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