An off-by-one that lands the frame CRC byte on a capacity field, stretching the dump command until it spills the canary and a PIE pointer
A flag scattered into dead stack as thirteen chunks, read back four bytes at a time through an uninitialised int that a failed parse never writes
Sidestepping a capstone control-flow jailer by handing native-compile a filename instead of a lambda, so the byte compiler reads flag.txt as Lisp and names it in an undefined-variable warning
Writeup for Stateless Auth from Daily Alpacahack 2026 #25. A Medium Web challenge involving Flask, Information Disclosure of JWT secrets, and Token Forgery.