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url-handler

Safeguard articles tagged "url-handler" — guides, analysis, and best practices for software supply chain and application security.

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Security

CVE-2021-3331: How the WinSCP URL Handler RCE Works

CVE-2021-3331 is a critical remote code execution flaw in WinSCP's URL handling before 5.17.10. Here is how a crafted link triggers it and how to fix it.

Aug 19, 20255 min read