Episode 130: Minecraft Hacks to Google Hacking Star - Valentino

Episode 130: In this episode of Critical Thinking - Bug Bounty Podcast Justin is joined by Valentino, who shares his journey from hacking Minecraft to becoming a Google hunter. He talks us through several bugs, including an HTML Sanitizer bypass and .NET deserialization, and highlights the hyper creative approaches he tends to employ.

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Shoutout to YTCracker for the awesome intro music!

====== Links ======

Follow your hosts Rhynorater and Rez0 on Twitter:

https://x.com/Rhynorater

https://x.com/rez0__

====== Ways to Support CTBBPodcast ======

Hop on the CTBB Discord at https://ctbb.show/discord!

We also do Discord subs at $25, $10, and $5 - premium subscribers get access to private masterclasses, exploits, tools, scripts, un-redacted bug reports, etc.

You can also find some hacker swag at https://ctbb.show/merch!

Today's Sponsor: ThreatLocker - Patch Management

https://www.criticalthinkingpodcast.io/TL-patch-management

Today’s Guest: Valentino - https://blog.3133700.xyz/

====== Resources ======

JMX Manager

Stored XSS in reclamos

Command Injection in Vertex AI

whitepaper-net-deser.pdf

free-after-use.go

A Journey Into Finding Vulnerabilities in the PMB Library Management System

emulated-register_globals.php

====== Timestamps ======

(00:00:00) Introduction

(00:02:38) JMXProxy Bug Story

(00:09:46) Intro to Valentino

(00:29:08) HTML Sanitizer bypass on MercadoLibre

(00:37:16) Command injection in Vertex AI

(00:44:10) .NET deserialization, & Argument injection to LFR, & Free after use

(00:51:33) Luck, creativity, and evolution as Hacker

(00:59:31) Issues in file extension validation components, Emulated register_globals, & AI Hacking