Jvr2022 - Overview

Typing SVG

Joshua van Rijswijk

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Professional Summary

I am a security researcher and full-stack developer from the Netherlands. I specialize in Web, Android, and Open Source (OSS) hacking. My background in development allows me to analyze complex codebases and find logic flaws that automated tools miss. I focus on white-box auditing, secure code implementation, and responsible disclosure to help secure the software supply chain.

Security Advisories

ID Package Vulnerability Impact CVE
GHSA-8qq5-rm4j-mr97 node-tar Arbitrary File Overwrite Critical path traversal allowing container escape and RCE.
Impacted 50M+ weekly downloads.
CVE-2026-23745

Technical Stack

Key Projects

BLUETOOTH-DOS-ATTACK

Network Security • Python Research tool designed to stress-test Bluetooth protocols (L2CAP/RFCOMM) and analyze device resilience against Denial of Service vectors.

Activity

Hall of Fame