This vulnerability allows an attacker to use a JPEG polyglot with JavaScript to hide the malicious JavaScript payload in the image successfully without corrupting the image to bypass the site's CSP…

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This article discusses the exploitation of XSS using Polyglot JPEGs+Javascript to bypass CSP. It explains the concept of polyglots, the structure of JPEGs, and provides steps to execute the malicious image file.

Exploiting XSS using Polyglot JPEGs+Javascript to bypass CSP