Critical Thinking - Bug Bounty Podcast

Episode 168: In this episode of Critical Thinking - Bug Bounty Podcast we’re getting a visit from the XSS Doctor. Jonathan joins us to go through his Client-side workflow, run labs, and diagnose some bugs live.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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 Guest: https://x.com/xssdoctor====== Resources ======The Dot-Dot-Slash That Frameworks Hand You: CSPT Across Every Major Frontend Frameworkhttps://lab.ctbb.show/research/the-dot-dot-slash-that-frameworks-hand-youURL validation bypass cheat sheethttps://portswigger.net/web-security/ssrf/url-validation-bypass-cheat-sheet====== Timestamps ======(00:00:00) Introduction(00:01:37) Home Automation AI Hack & E-signature bug stories(00:12:15) E-signature bug(00:17:01) XSS DR Intro and Bug Bounty Journey(00:31:51) CSPT Workflows(01:07:57) Wildcard Path Parameters (01:30:34) Custom Sinks

Episode 167: In this episode of Critical Thinking - Bug Bounty Podcast we welcome Valeriy Shevchenko to talk about program management, anchor programs, and Theft in Bug Bounty.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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: Check out ThreatLocker Ringfencinghttps://www.criticalthinkingpodcast.io/tl-rfToday’s Guest: https://x.com/Krevetk0Valeriy====== This Week in Bug Bounty ======HackerOne’s Bug Bounty Maturity Framework:https://www.hackerone.com/blog/program-maturity-framework-bug-bounty-operationsIntigriti is hiring a Product Security Analysthttps://jobs.criticalthinkingpodcast.io/jobs/product-security-analyst-25ef4706====== Resources ======Valeriy’s Bloghttps://krevetk0.medium.com/====== Timestamps ======(00:00:00) Introduction(00:03:15) Valeriy's Bug story(00:19:48) Anchor Programs and Bug Hunting Motivation(00:29:50) Stealing Bugs

Episode 166: In this episode of Critical Thinking - Bug Bounty Podcast we talk about Rez0’s Claude Skill Secrets, when AI Generated reports fall apart, and agents vs filters.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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: Adobe====== This Week in Bug Bounty ======Intigriti launched their ambassadors program. https://www.intigriti.com/ambassadorAdobe will be at Hack The Bayhttps://www.hackthebay.org/Bug Bounty Maturity Frameworkhttps://bugbountymaturity.com/====== Resources ======h1-brainhttps://github.com/PatrikFehrenbach/h1-braincaido skillshttp://github.com/caido/skillsTweet from Karpathyhttps://x.com/karpathy/status/2031767720933634100?s=20Find every inefficiency in your Claude workflow with one prompthttps://x.com/shannholmberg/status/2030605364421595468====== Timestamps ======(00:00:00) Introduction(00:08:28) Claude skills(00:30:00) How AI Generated reports fall apart(00:38:44) Orchestration(00:49:10) Agents vs Folders

Episode 165: In this episode of Critical Thinking - Bug Bounty Podcast Justin recaps his Zero Trust World experience, before we dive into Permissions issues client-side bugs, New Hardware Hacking Classes, and using AI to hack.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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: Check out ThreatLocker Ringfencinghttps://www.criticalthinkingpodcast.io/tl-rf====== Resources ======bbscope Updatehttps://x.com/sw33tLie/status/2029344643154919720Matt Brown's Youtube Channelhttps://www.youtube.com/channel/UC3VDCeZYZH7mCihtMVHqppwMatt's Twitter:https://x.com/nmatt0MCP server for HackerOne to search reportshttps://x.com/OriginalSicksec/status/2029503063095124461?s=20Caido Skillshttps://github.com/caido/skillsThe Agentic Hacking Era: Ramblings and a Toolhttps://josephthacker.com/hacking/2026/03/06/the-agentic-hacking-era.htmlAnnouncing AI-driven Caidohttps://caido.io/blog/2026-03-06-caido-skill====== Timestamps ======(00:00:00) Introduction(00:06:23) bbscope report dumping & Matt Brown Training(00:13:10) MCP server for HackerOne to search reports & protobuff success(00:24:24) Hacking Mics with Permissions issues client-side bugs(00:27:26) Can AI Hack things?

Episode 164: In this episode of Critical Thinking - Bug Bounty Podcast Justin sits down with Tommy DeVoss to talk about his origin story, Yahoo bugs, and how Tommy first got Justin into Bug BountyFollow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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 Guest: https://x.com/thedawgyg====== This Week in Bug Bounty ======Python pitfalls: Turning developer mistakes into vulnerabilitieshttps://www.yeswehack.com/learn-bug-bounty/python-pitfalls-turning-developer-mistakes?utm_source=critical-thinking&utm_medium=sponsored&utm_campaign=article-research-python-pitfalls====== Timestamps ======(00:00:00) Introduction(00:06:22) Yahoo SSRF(00:14:56) Tommy's Origin(00:44:10) Bug Bounty(00:51:47) SSRF Attraction, AI implementation, & Browser Hacking

Episode 163: In this episode of Critical Thinking - Bug Bounty Podcast It’s that time of year again! We’re looking at the Portswigger Research list of top 10 web hacking techniques of 2025.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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 ======Parser Differentials: When Interpretation Becomes a Vulnerabilityhttps://www.youtube.com/watch?v=Dq_KVLXzxH8XSS-Leak: Leaking Cross-Origin Redirectshttps://blog.babelo.xyz/posts/cross-site-subdomain-leak/Playing with HTTP/2 CONNECThttps://blog.flomb.net/posts/http2connect/Next.js, cache, and chains: the stale elixirhttps://zhero-web-sec.github.io/research-and-things/nextjs-cache-and-chains-the-stale-elixirSOAPwn: Pwning .NET Framework Apps Through HTTP Client Proxies And WSDLhttps://watchtowr.com/wp-content/uploads/SOAPwnwatchtowr_soappwn-research-whitepaper_10-12-2025.pdfCross-Site ETag Length Leakhttps://blog.arkark.dev/2025/12/26/etag-length-leakLost in Translation: Exploiting Unicode Normalizationhttps://www.youtube.com/watch?v=ETB2w-f3pM4ORM Leaking More Than You Joined Forhttps://www.elttam.com/blog/leaking-more-than-you-joined-for/Novel SSRF Technique Involving HTTP Redirect Loopshttps://slcyber.io/research-center/novel-ssrf-technique-involving-http-redirect-loops/Successful Errors: New Code Injection and SSTI Techniqueshttps://github.com/vladko312/Research_Successful_Errors====== Timestamps ======(00:00:00) Introduction(00:02:33) Parser Differentials: When Interpretation Becomes a Vulnerability(00:11:02) XSS-Leak: Leaking Cross-Origin Redirects(00:18:25) Playing with HTTP/2 CONNECT(00:22:10) Next.js, cache, and chains: the stale elixir(00:29:15) SOAPwn: Pwning .NET Framework Apps Through HTTP Client Proxies And WSDL(00:34:27) Cross-Site ETag Length Leak(00:41:47) Lost in Translation: Exploiting Unicode Normalization(00:47:27) ORM Leaking More Than You Joined For(00:54:07) Novel SSRF Technique Involving HTTP Redirect Loops(00:58:40) Successful Errors: New Code Injection and SSTI Techniques

Episode 162: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph sit down with HackerOne Founder & CTO Alex Rice to discuss concerns of Using Hacker Data for AI and decreasing bounties.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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: Join Justin at Zero Trust World in March and get $200 off registration with Code ZTWCTBB26https://ztw.com/Today’s Guest: https://x.com/senorarroz====== This Week in Bug Bounty ======XML external entity: The ultimate Bug Bounty guide to exploiting XXE vulnerabilitieshttps://www.yeswehack.com/learn-bug-bounty/xml-external-entity-guide-xxe?utm_source=Critical_Thinking&utm_medium=Youtube&utm_campaign=XXE_Critical_Thinking&utm_id=XXE_CTBug Bounty Maturity Frameworkhttps://bugbountymaturity.com/====== Resources ======Confidential Information and Confidentiality Obligationshttps://www.hackerone.com/terms/general#:~:text=HackerOne%20may%20use%20Confidential%20Information%20to%20develop%20and/or%20improve%20its%20Services%20(for%20example%2C%20to%20identify%20trends%2C%20and%20to%20train%20AI%20models)%20provided%20such%20use%20does%20not%20result%20in%20disclosure%20of%20Confidential%20Information%20to%20unauthorized%20third%20partiesOwnership and Licenseshttps://www.hackerone.com/terms/community#:~:text=8.%20Ownership%20and%20LicensesI argued with an AI regarding HackerOne using Hacker reports to train PtaaShttps://bugbounty.forum/post/183ff0fc-eb9e-47f8-991d-c0aa5b0bba71HackerOne PTaaS (likely training their AI on private reports data)https://www.reddit.com/r/bugbounty/comments/1r5hixk/hackerone_ptaas_likely_training_their_ai_on/What Makes Agentic PTaaS Different in Real Environmentshttps://www.hackerone.com/blog/agentic-penetration-testing-as-a-service#:~:text=Our%20agents%20are,real%20enterprise%20constraints====== Timestamps ======(00:00:00) Introduction(00:08:44) HackerOne AI Terms of Service (00:24:56) Agentic PTaaS(00:38:09) Selling data(00:43:49) Decrease in Bounties

Episode 161: In this episode of Critical Thinking - Bug Bounty Podcast Justin Gives us some quick hits regarding CSRF and Cross Consumer Attacks, and also touches on some breaking questions surrounding HackerOneFollow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to YTCracker for the awesome intro music!====== Links ======Follow your hosts Rhynorater, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ ====== 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: Join Justin at Zero Trust World in March and get $200 off registration with Code ZTWCTBB26https://ztw.com/====== This Week in Bug Bounty ======AS Watsonhttps://app.intigriti.com/programs/aswatson/watsons/detailYesWeHack 2026 Reporthttps://choose.yeswehack.com/bug-bounty-report-2026-trends-and-key-insights-yeswehack?utm_source=youtube&utm_medium=sponsor-critical-thinking&utm_campaign=yeswehack-report-2026 ====== Resources ======PhoneLeak: Data Exfiltration in Gemini via Phone Callhttps://blog.starstrike.ai/posts/phoneleak-data-exfiltration-in-gemini-via-phone-call/Max's Tweet about decreasing bountieshttps://x.com/0xw2w/status/2020788164378427483HackerOne General Terms and Conditionshttps://www.hackerone.com/terms/generalResearch Review #-2: RCE in Google's AI code editor Antigravity (sudi)https://www.youtube.com/watch?v=JqvJSF2UMyY====== Timestamps ======(00:00:00) Introduction(00:03:26) YesWeHack 2026 Report(00:09:12) CSRF Realizations & Data Exfiltration in Gemini via Phone Call(00:14:38) 7urb0's Youtube, HackerOne decreasing bounties and Section    3.1 controversy.(00:19:06) Cross Consumer Attacks