Critical Thinking - Bug Bounty Podcast

• Episode 113: Best Technical Takeaways from Portswigger Top 10 2024

  Episode 113: In this episode of Critical Thinking - Bug Bounty Podcast we’re breaking down the Portswigger Top 10 from 2024. There’s some bangers in here!Follow us on X 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 and Rez0 on X: ====== Ways to Support CTBBPodcast ======Hop on the CTBB 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!====== Resources ======Hijacking OAUTH flows via Cookie TossingChatGPT Account Takeover - Wildcard Web Cache DeceptionOAuth Non-Happy Path to ATOCVE-2024-4367 - Arbitrary JavaScript execution in PDF.jsDoubleClickjacking: A New Era of UI RedressingWorstFit: Unveiling Hidden Transformers in Windows ANSISQL Injection Isn't Dead: Smuggling Queries at the Protocol LevelConfusion Attacks: Exploiting Hidden Semantic Ambiguity in Apache HTTP ServerMiddleware, middleware everywhere – and lots of misconfigurations to fix====== Timestamps ======(00:00:00) Introduction(00:09:56) Hijacking OAuth flows via Cookie Tossing(00:17:30) ChatGPT Account Takeover(00:25:28) OAuth Non-Happy Path to ATO(00:29:24) CVE-2024-4367(00:37:37) DoubleClickjacking:(00:44:54) Exploring the DOMPurify library(00:48:01) WorstFit(00:56:29) Unveiling TE.0 HTTP Request Smuggling(01:06:40) SQL Injection Isn't Dead: Smuggling Queries at the Protocol Level (01:14:05) Confusion Attacks

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• Episode 112: Interview with Ciarán Cotter (MonkeHack) - Critical Lab Researcher and Full-time Hunter

  Episode 112: In this episode of Critical Thinking - Bug Bounty Podcast Joseph Thacker is joined by Ciarán Cotter (Monke) to share his bug hunting journey and give us the rundown on some recent client-side and server-side bugs. Then they discuss WebSockets, SaaS security, and cover some AI news including Grok 3, Nuclei -AI Flag, and some articles by Johann Rehberger.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 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 Guest - Ciarán Cotterhttps://x.com/monkehack====== Resources ======Mstyhttps://msty.app/From Day Zero to Zero Dayhttps://nostarch.com/zero-dayNuclei - ai flaghttps://x.com/pdiscoveryio/status/1890082913900982763ChatGPT Operator: Prompt Injection Exploits & Defenseshttps://embracethered.com/blog/posts/2025/chatgpt-operator-prompt-injection-exploits/Hacking Gemini's Memory with Prompt Injection and Delayed Tool Invocationhttps://embracethered.com/blog/posts/2025/gemini-memory-persistence-prompt-injection/====== Timestamps ======(00:00:00) Introduction(00:01:04) Bug Rundowns(00:13:05) Monke's Bug Bounty Background(00:20:03) Websocket Research(00:34:01) Connecting Hackers with Companies(00:34:56) Grok 3, Msty, From Day Zero to Zero Day(00:42:58) Full time Bug Bounty, SaaS security, and Threat Modeling while AFK(00:54:49) Nuclei - ai flag, ChatGPT Operator, and Hacking Gemini's Memory

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• Episode 111: How to Bypass DOMPurify in Bug Bounty with Kevin Mizu

  Episode 111: In this episode of Critical Thinking - Bug Bounty Podcast Justin interviews Kevin Mizu to showcase his knowledge regarding DOMPurify and its misconfigurations. We walk through some of Kevin’s research, highlighting things like Dangerous allow-lists and URI Attributes, DOMPurify hooks, node manipulation, and DOM Clobbering.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 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 ======Exploring the DOMPurify library: Bypasses and Fixes (1/2)https://mizu.re/post/exploring-the-dompurify-library-bypasses-and-fixesExploring the DOMPurify library: Hunting for Misconfigurations (2/2)https://mizu.re/post/exploring-the-dompurify-library-hunting-for-misconfigurationsDom-Explorer toolhttps://yeswehack.github.io/Dom-Explorer/shared?id=772a440c-b0c2-4991-be71-3e271cf7954fCT Episode 61: A Hacker on Wall Street - JR0ch17https://www.criticalthinkingpodcast.io/episode-61-a-hacker-on-wall-street-jr0ch17/====== Timestamps ======(00:00:00) Introduction(00:01:44) Kevin Mizu - Background and Bring-a-bug(00:15:09) DOMPurify(00:29:04) Misconfigurations - Dangerous allow-lists(00:39:09) Dangerous URI attributes configuration(00:46:08) Bad usage(00:59:55) DOMPurify Hooks: before, after, and upon SanitizeAttribute(01:29:15) Node manipulation, nodeName namespace case confusion, & DOM Clobbering DOS(01:36:51) Misc concepts for future research

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• Episode 110: Oauth Gadget Correlation and Common Attacks

  Episode 110: In this episode of Critical Thinking - Bug Bounty Podcast we hit some quick news items including a DOMPurify 3.2.3 Bypass, O3 mini updates, and a cool postLogger Chrome Extension. Then, we hone in on OAuth vulnerabilities, API keys, and innovative techniques hackers use to exploit these systems.Follow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to https://x.com/realytcracker 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 ======DOMPurify 3.2.3 BypassJason Zhou's post about O3 miniLive Chat Blog #2: Cisco Webex ConnectpostLogger Chrome ExtensionpostLogger Webstore LinkCommon OAuth VulnerabilitiesnOAuth: How Microsoft OAuth Misconfiguration Can Lead to Full Account TakeoverAccount Takeover using SSO LoginsKai Greshake====== Timestamps ======(00:00:00) Introduction(00:01:44) DOMPurify 3.2.3 Bypass(00:06:37) O3 mini(00:10:29) Ophion Security: Cisco Webex Connect(00:15:54) Discord Community News(00:19:12) postLogger Chrome Extension(00:21:04) Common OAuth Vulnerabilities & Lessons learned from Google’s APIs

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• Episode 109: Creative Recon - Alternative Techniques

  Episode 109: In this episode of Critical Thinking - Bug Bounty Podcast we start off with a quick recap of some of the DeepSeek Drama that’s been going down, and discuss AI in CAPTCHA and 2FA as well. Then we switch to cover some other news before settling in to talk about Alternative Recon TechniquesFollow us on twitter at: https://x.com/ctbbpodcastGot any ideas and suggestions? Feel free to send us any feedback here: [email protected] to https://x.com/realytcracker 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. Check out their Managed Detection and Response!====== Resources ======ResourcesWiz Research Uncovers Exposed DeepSeek DatabaseBypass Bot DetectionTweet from sw33tLiersc 2faStealing HttpOnly cookies with the cookie sandwich techniqueReport Pointers for Collaborative ChainsClone2Leak: Your Git Credentials Belong To UsDeanonymization via cacheGoogleChrome related-website-sets====== Timestamps ======(00:00:00) Introduction(00:02:03) DeepSeek debacle and Bypass Bot Detection(00:23:48) Stealing HttpOnly cookies with the cookie sandwich technique(00:30:54) Report Pointers for Collaborative Chains(00:34:43) Clone2Leak: Your Git Credentials Belong To Us(00:40:04) Deanonymization for Signal and Discord(00:41:53) Alternative Recon Techniques

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