The latest articles on DEV Community by Piyush Gupta (@piyush_gupta005). https://dev.to/piyush_gupta005 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3947343%2F48f7e4fe-d9a7-447b-9e0b-ec6a75c77a38.png https://dev.to/piyush_gupta005 en Piyush Gupta Sat, 23 May 2026 08:36:12 +0000 https://dev.to/piyush_gupta005/i-reproduced-a-claude-code-rce-the-bug-pattern-is-everywhere-4jo1 https://dev.to/piyush_gupta005/i-reproduced-a-claude-code-rce-the-bug-pattern-is-everywhere-4jo1 <p>Last week, security researcher Joernchen published a clever RCE in Claude Code 2.1.118. I spent Saturday reproducing it from the advisory to understand the pattern. The bug is fixed now, but the parsing anti-pattern behind it is everywhere in AI developer tools.</p> <p>I've written a full article here:<br> <a href="https://vechron.com/2026/05/i-reproduced-a-claude-code-rce-the-bug-pattern-is-everywhere/" rel="noopener noreferrer">https://vechron.com/2026/05/i-reproduced-a-claude-code-rce-the-bug-pattern-is-everywhere/</a></p> claude security opensource programming