Critical Thinking - Bug Bounty Podcast

Episode 125: In this episode of Critical Thinking - Bug Bounty Podcast Justin shares insights on how to succeed at live hacking events. We cover pre-event preparations, challenges of collaboration, on-site strategies, and the importance of maintaining a healthy mindset throughout the entire process.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter: https://x.com/Rhynoraterhttps://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!====== This Week in Bug Bounty ======Decathlon Public Bug Bounty Program on YesWeHack====== Resources ======The Ultimate Double-Clickjacking PoCGrafana Full read SSRF and Account Takeover: CVE-2025-4123Grafana CVE-2025-4123 ExploitWhat I learned from my first 100 HackerOne ReportsRoot for your friends====== Timestamps ======(00:00:00) Introduction(00:02:30) The Ultimate Double-Clickjacking PoC, Grafana CVE, & Evan Connelly's first 100 bugs(00:10:23) How to win at Live Hacking Events(00:11:53) Pre-event(00:11:45) Scope Call(00:33:11) Dupe window Ends(00:36:00) Onsite & and Day of Event(00:42:46) Don't define your identity on the outcome

5 Jun 47min

Episode 124: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph cover some news from around the community, hitting on Joseph’s Anthropic safety testing, Justin’s guest appearance on For Crying Out Cloud, and several fascinating tweets. Then they have a quick Full-time Bug Bounty check-in.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter: https://x.com/Rhynoraterhttps://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 Web Controlhttps://www.criticalthinkingpodcast.io/tl-webcontrol====== This Week in Bug Bounty ======Louis Vuitton Public Bug Bounty ProgramCVE-2025-47934 was discovered on one of our Bug Bounty program : OpenPGP.jsStored XSS in File Upload Leads to Privilege Escalation and Full Workspace Takeover====== Resources ======Jorian tweetClipjacking: Hacked by copying text - Clickjacking but betterCrying out Cloud AppearanceWiz Research takes 1st place in Pwn2Own AI categoryNew XSS vector with image tag====== Timestamps ======(00:00:00) Introduction(00:10:50) Supabase(00:13:47) Tweet-research from Jorian and Wyatt Walls.(00:20:24) Anthropic safety testing challenge & Wiz Podcast guest appearance(00:27:44) New XSS vector, Google i/o, and coding agents(00:35:48) Full Time Bug Bounty

29 Mai 45min

Episode 123: In this episode of Critical Thinking - Bug Bounty Podcast we’re back with part 2 of Rez0’s miniseries. Today we talk about mastering Prompt Injection, taxonomy of impact, and both triggering traditional Vulns and exploiting AI-specific features.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter:https://x.com/Rhynoraterhttps://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 User Storehttps://www.criticalthinkingpodcast.io/tl-userstore====== This Week in Bug Bounty ======Earning a HackerOne 2025 Live Hacking Invitehttps://www.hackerone.com/blog/earning-hackerone-2025-live-hacking-inviteHTTP header hacks: basic and advanced exploit techniques exploredhttps://www.yeswehack.com/learn-bug-bounty/http-header-exploitation====== Resources ======Grep.apphttps://vercel.com/blog/migrating-grep-from-create-react-app-to-next-jsGemini 2.5 Pro prompt leakhttps://x.com/elder_plinius/status/1913734789544214841Pliny's CL4R1T4Shttps://github.com/elder-plinius/CL4R1T4SO3https://x.com/pdstat/status/1913701997141803329====== Timestamps ======(00:00:00) Introduction(00:05:25) Grep.app, O3, and Gemini 2.5 Pro prompt leak(00:11:09) Delivery and impactful action(00:20:44) Mastering Prompt Injection(00:30:36) Traditional vulns in Tool Calls, and AI Apps(00:37:32) Exploiting AI specific features

22 Mai 44min

Episode 122: In this episode of Critical Thinking - Bug Bounty Podcast your boys are MVH winners! First we’re joined by Zak, to discuss the Google LHE as well as surprising us with a bug of his own! Then, we sit down with Lupin and Monke for a winners roundtable and retrospective of the event.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter:https://x.com/Rhynoraterhttps://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!Check out the CTBB Job Board: https://jobs.ctbb.show/Today’s Guests:Zak Bennett : https://www.linkedin.com/in/zak-bennett/Ciarán Cotter: https://x.com/monkehackRoni Carta: https://x.com/0xLupin====== Resources ======We hacked Google’s A.I Gemini and leaked its source codehttps://www.landh.tech/blog/20250327-we-hacked-gemini-source-code====== Timestamps ======(00:00:00) Introduction(00:03:02) An RCE via memory corruption(00:07:45) Zak's role at Google and Google's AI LHE(00:15:25) Different Components of AI Vulnerabilities(00:24:58) MHV Winner Debrief(01:08:47) Technical Takeaways And Team Strategies(01:28:49) LHE Experience and Google VRP & Abuse VRP

15 Mai 1h 45min

Episode 121: In this episode of Critical Thinking - Bug Bounty Podcast we cover so much news and research that we ran out of room in the description...Follow us on XShoutout to YTCracker for the awesome intro music!====== Links ======Follow Rhynorater and Rez0 on X:====== Ways to Support CTBBPodcast ======Hop on the CTBB Discord!We also have hacker swag!====== This Week in Bug Bounty ======Hacker spotlight: RhynoraterUltra Mobile BB Program - Mobile AppsUltra Mobile BB Program - (Public)John Deere ProgramJD's's BB Program Boosts CybersecurityDojo #41 - Ruby treasure====== Resources ======slonser 0-day in chromeCT Additional useful primitivesHow I made $64k from deleted filesCTBB episode with Sharon BrizinovRez0's Subdomain Link LauncherQwen3 Local ModelMay Cause Pwnageimport WAF bypassCaido DropAndre's tweet about encoded wordNahamconGemini prompt leakSVG Onload Handlers

8 Mai 57min

Episode 120: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gardner welcomes Eugene to talk (aka fanboy) about his new book, 'From Day Zero to Zero Day.' We walk through what to expect in each chapter, including Binary Analysis, Source and Sink Discovery, and Fuzzing everything.Then we give listeners a special deal on the book.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter:https://x.com/Rhynoraterhttps://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 User Storehttps://www.criticalthinkingpodcast.io/tl-userstoreToday’s guest: https://x.com/spaceraccoonsec====== Resources ======Buy SpaceRaccoon's Book: From Day Zero to Zero Dayhttps://nostarch.com/zero-dayUSE CODE 'ZERODAYDEAL' for 30% OFFPwning Millions of Smart Weighing Machines with API and Hardware Hackinghttps://spaceraccoon.dev/pwning-millions-smart-weighing-machines-api-hardware-hacking/====== Timestamps ======(00:00:00) Introduction(00:04:58) From Day Zero to Zero Day(00:12:06) Mapping Code to Attack Surface(00:17:59) Day Zero and Taint Analysis(00:22:43) Automated Variant Analysis & Binary Taxonomy(00:31:35) Source and Sink Discovery(00:40:22) Hybrid Binary Analysis & Quick and Dirty Fuzzing(00:56:00) Coverage-Guided Fuzzing, Fuzzing Everything, & Beyond Day Zero(01:02:16) Bug bounty, Vuln research, & Governmental work(01:10:23) Source Code Review & Pwning Millions of Smart Weighing Machines

1 Mai 1h 36min

Episode 119: In this episode of Critical Thinking - Bug Bounty Podcast Justin does a mini deep dive into the world of iframes, starting with why they’re significant, their attributes, and how to attack them.CORRECTION: Some of my comments on the latest episode of the pod were woefully inaccurate about the `csp` attribute of an iframe. Def should have read the spec more thoroughly. Please see the #corrections channel in Discord for the deets.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: info@criticalthinkingpodcast.ioShoutout to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater and Rez0 on Twitter:https://x.com/Rhynoraterhttps://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!====== Resources ======Episode with JR0ch17ctbb.show/61Exacerbating Cross-Site Scripting: The Iframe Sandwichhttps://coopergyoung.com/exacerbating-cross-site-scripting-the-iframe-sandwich/====== Timestamps ======(00:00:00) Introduction(00:01:20) Why are Iframes useful(00:05:11) Attributes of Iframes(00:21:39) Iframe Attacks(00:29:53) Iframe Fun Facts

17 Apr 33min

Episode 118: In this episode of Critical Thinking - Bug Bounty Podcast we cover a host of news, including clientside tidbits, “Credentialless” iframes, prototype pollution, and what constitutes a polyglot in llms.txt.Follow us on XShoutout to YTCracker for the awesome intro music!====== Links ======Follow Rhynorater and Rez0 on X====== Ways to Support CTBBPodcast ======Hop on the CTBB Discord at https://ctbb.show/discord!You can also find some hacker swag!====== Resources ======p4fg passed 1 Million!/reports/:id.json - $25K CritHacking Crypto pt1The art of payload obfuscationAnalyzing the Next.js Middleware BypassNahamsec's Merch storellms.txt polyglot prompt injectionReact Router and the Remix’ed pathPre-Authentication SQL Injection in Halo ITSMPwning Millions of Smart Weighing MachinesMCP Server OauthCline“Credentialless” iframesTiny XSS PayloadsTypes of Pollution====== Timestamps ======(00:00:00) Introduction(00:05:56) Next.js Middleware bypass & Polyglots in llms.txt(00:16:35) CPDoS on React Router(00:24:26) Loose Types Sink Ships & Pwning Smart Scales(00:32:30) MCP Server Oauth & Cline(00:39:40) Clientside Tidbits & Prototype Pollutions

10 Apr 58min