Cyber Risks · PortSwigger Research

CSP-Bypass

Summary: PortSwigger's BApp Store lists a Burp Suite extension called CSP-Bypass, authored by Joe DeMesy at version 1.0, that passively scans for Content Security Policy headers containing known bypasses and other potential weaknesses. The extension requires Jython version 2.7 or later, was last updated on 24 January 2017, and carries an overall system impact rating of Low.

Bottom line: The tooling that flags weak CSP headers has sat unchanged since January 2017, so any bypass patterns discovered since then are outside what this scanner checks for.

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Topics
Vulnerabilities & Patching
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