Critical Thinking - Bug Bounty Podcast

Hosted by Justin Gardner (Rhynorater), Joseph Thacker (Rez0), & Brandyn Murtagh (gr3pme)

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178

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Jun 2026

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About the show

A "by Hackers for Hackers" podcast focused on technical content ranging from bug bounty tips, to write-up explanations, to the latest hacking techniques.

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June 11, 20261 hr 23 min

Episode 178: 600k in ~3 months - BruteCat pt 2

Episode 178: In this episode of Critical Thinking - Bug Bounty Podcast we’re back with BruteCat to finish up our discussion on hacking Google. This week we hit AI.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, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ Need a Pentest? We just launched CTBB Pentests!https://pentest.ctbb.show/Hack full time? Check out the Full-Time Hunter’s Guild!https://ctbb.show/fthg====== 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/brutecat====== Resources ======Hacking Google with AIhttps://brutecat.com/articles/hacking-google-with-ai/====== Timestamps ======(00:00:00) Introduction(00:03:07) Discovery Docs Refresher & AI at BugSWAT Mexico(00:30:49) Auth & Enumeration of Referer and Origin(00:45:59) Pwning Google Stories(01:09:32) Batch Execute & GraphQL

June 4, 20261 hr 25 min

Episode 177: 2x Google RCE with VRP Legend Brutecat

Episode 177: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by BruteCat to talk about his journey hacking Google Cloud, Gmail, Youtube, and Google Phone.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, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ Need a Pentest? We just launched CTBB Pentests!https://pentest.ctbb.show/Hack full time? Check out the Full-Time Hunter’s Guild!https://ctbb.show/fthg====== 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 Zero Trust Cloud Access from ThreatLockerhttps://www.criticalthinkingpodcast.io/tl-ztcaToday’s Guest: https://x.com/brutecat====== Resources ======StubZero: $148,337 RCE in Google Cloud Productionhttps://brutecat.com/articles/google-cloud-rce/Leaking the email of any YouTube user for $10,000https://brutecat.com/articles/leaking-youtube-emails/Disclosing YouTube Creator Emails for a $20k Bountyhttps://brutecat.com/articles/youtube-creator-emails/Leaking the phone number of any Google userhttps://brutecat.com/articles/leaking-google-phones/====== Timestamps ======(00:00:00) Introduction(00:29:14) 2nd RCE in Application Integration(00:39:55) BruteCat's Background & RCE Follow-up Questions(00:48:02) Google VRP and Youtube Bugs(01:10:17) Google Phone Leak(01:18:36) Discovery Docs and Episode 178 Teaser

May 28, 20261 hr 50 min

Episode 176: 600+ CVEs on Adobe AEM with Jim Green (GreenJam)

Episode 176: In this episode of Critical Thinking - Bug Bounty Podcast we’re joined by top Adobe hacker Jim Green to deep-dive AEM. We talk through Sling selectors, Permissions, and how to spot AEM Red Flags.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, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ Need a Pentest? We just launched CTBB Pentests!https://pentest.ctbb.show/Hack full time? Check out the Full-Time Hunter’s Guild!https://ctbb.show/fthg====== 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. Earn more for AI bugs with Adobe’s new AI Tier! https://blog.adobe.com/security/adobe-expands-bug-bounty-program-to-incentivize-ai-security-researchAlso don’t forget to also grab a 10% bonus for valid AI vulnerabilities in Adobe Stock and Lightroom Web. Use code: CTBB063026 in your report.Expires June 30, 2026. ====== This Week in Bug Bounty ======Scaling Bug Bounty triage in the AI era(https://www.yeswehack.com/security-best-practices/scaling-bug-bounty-triage-ai)The AI impact: a triager’s perspectivehttps://www.intigriti.com/blog/business-insights/the-ai-impact-a-triagers-perspective====== Resources ======Sling Selectors - The Key to Unlocking AEM's Attack Surfacehttps://greenjam.co.uk/blog/sling-selectors/Just a Moment CTFhttps://poc.greenjam.co.uk/just-a-moment.htmlGeneral XSS jquery .text()https://poc.greenjam.co.uk/text-xss.htmlURL XXS Challengehttps://poc.greenjam.co.uk/url-xss.html====== Timestamps ======(00:00:00) Introduction(00:04:35) Background and AEM Bug(00:17:40) Sling Selectors & the Tech Stack(00:38:14) Permissions & Apache Sling Resolution(01:01:37) The Bugs & AEM Red Flags(01:31:55) Moment in Time CTF(01:40:38) General XSS jquery .text()(01:45:45) URL XXS Challenge

May 21, 202649 min

Episode 175: Rhyno’s Hackbot Setup, Sick Bugs, and ZDI Drama

Episode 175: In this episode of Critical Thinking - Bug Bounty Podcast we’re comparing Hackbot setups and results. We also talk about some of the recent ZDI drama, as well as the importance of freaking beautiful POCsFollow 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, rez0 and gr3pme on X: https://x.com/Rhynoraterhttps://x.com/rez0__https://x.com/gr3pmeCritical Research Lab:https://lab.ctbb.show/ Need a Pentest? We just launched CTBB Pentests!https://pentest.ctbb.show/Hack full time? Check out the Full-Time Hunter’s Guild!https://ctbb.show/fthg====== 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 Zero Trust Cloud Access from ThreatLockerhttps://www.criticalthinkingpodcast.io/tl-ztca====== Resources ======Another day, another universal linux LPEhttps://x.com/v12sec/status/2054491454064746629ZDI Dramahttps://x.com/ryotkak/status/2052881664909660521Orange Tsai Bug on Edgehttps://x.com/thezdi/status/2054868495888777266Chompie's Exploit in NV Container Toolkithttps://x.com/chompie1337/status/2054882193055601140GitHub Security April bug bounty statshttps://x.com/GitHubSecurity/status/2054274356403138932====== Timestamps ======(00:00:00) Introduction(00:02:14) q param prompt injection & Mobile CSPT(00:14:17) Admin API Key MegaCrit(00:17:13) Hackbots(00:37:10) Pretty POCs and ZDI Drama(00:44:48) GitHub Security April Stats

May 14, 20261 hr 9 min

Episode 174: Saving Bug Bounty Programs + AMPScript, tessl & GPT-5.5

Episode 174: In this episode of Critical Thinking - Bug Bounty Podcast we follow up from last episode with some advice for BB platforms, as well as cover a slew of writeups from Searchlight Cyber, watchTowr, and Starstrike.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, 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!Need a Pentest? We just launched CTBB Pentests!https://pentest.ctbb.show/Hack full time? Check out the Full-Time Hunter’s Guild!https://ctbb.show/fthg====== This Week in Bug Bounty ======COST, AI frontier models and more: A measured take on the future of security testinghttps://www.yeswehack.com/security-best-practices/cost-mythos-future-security-testingCommon AI misconceptions debugged!https://www.intigriti.com/blog/business-insights/common-misconceptions-debugged#trend-3-validity-ratios-remain-constant-ai-slop-isnt-rising-as-a-proportionBountySync + Socialhttps://luma.com/bountysync_social====== Resources ======Ghosts of Encryption Pasthttps://slcyber.io/research-center/ghosts-of-encryption-past-salesforce-exacttarget/tessl Skill Optimizerhttps://tessl.io/registry/tessl/skill-optimizer/0.8.0The Internet Is Falling Down, Falling Down, Falling Downhttps://labs.watchtowr.com/the-internet-is-falling-down-falling-down-falling-down-cpanel-whm-authentication-bypass-cve-2026-41940/High Fidelity Check for the cPanel Authentication Bypasshttps://slcyber.io/research-center/high-fidelity-check-for-the-cpanel-authentication-bypass-cve-2026-41940/Achieving Deterministic Prompt Injection Through Client-Side Feedback Loopshttps://blog.starstrike.ai/posts/achieving-deterministic-prompt-injection-through-client-side-feedback-loops/GPT-5.5: Mythos-Like Hacking, Open To Allhttps://xbow.com/blog/mythos-like-hacking-open-to-allRemote Command Execution in Google Cloud with Single Directory Deletionhttps://flatt.tech/research/posts/remote-command-execution-in-google-cloud-with-single-directory-deletion/?utm_source=bugbountydaily.com&utm_medium=referral====== Timestamps ======(00:00:00) Introduction(00:09:20) AMPScript(00:25:10) Tessl Skill Optimizer(00:33:07) cPanel & WHM Authentication Bypass(00:40:46) Advice for Bug Bounty Programs(00:50:07) Prompt Injection Through Client-Side Feedback Loops(00:54:37) GPT 5.5(01:01:00) Remote Command Execution in Google Cloud

May 7, 20261 hr 1 min

Episode 173: Bug Bounty is Dead and AI Killed it.

Episode 173: In this episode of Critical Thinking - Bug Bounty Podcast we’re talking about the negative effects that AI is having on the Bug Bounty scene as a whole. Is it over, or are we so back?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, 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 Zero Trust Cloud Access:https://www.criticalthinkingpodcast.io/tl-ztca====== Resources ======We want your feedback on this!https://forms.ctbb.show/future_of_bug_bountyEvolving the Android & Chrome VRPs for the AI Erahttps://bughunters.google.com/blog/evolving-the-android-chrome-vrps-for-the-ai-eraPaid Submissions?https://x.com/d0rsky/status/2047744193976742120Keep the Robots Out of the Gymhttps://danielmiessler.com/blog/keep-the-robots-out-of-the-gymIs my data used for model training?https://privacy.claude.com/en/articles/10023580-is-my-data-used-for-model-training====== Timestamps ======(00:00:00) Introduction(00:06:28) Network effects of Bug Bounty(00:31:55) Hopium/Copium(00:47:21) The Great Training Data Debate

April 30, 202651 min

Episode 172: Source Code Review Meta Analysis

Episode 172: In this episode of Critical Thinking - Bug Bounty Podcast trying out a new structure of episode: a Meta Analysis of sorts of many Source Code Review techniques. This episode features tips gathered from Shubs, Rafax, and FSI. Justin highlights best approaches, patterns, and common pitfalls.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, 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 - Get 10% bonus for valid AI vulnerabilities in Adobe Stock and Lightroom Web. Use code: CTBB063026 in your report.Expires June 30, 2026. ====== This Week in Bug Bounty ======Open-source security testing: the Bug Bounty guide to code analysishttps://www.yeswehack.com/learn-bug-bounty/open-source-guide-code-analysis?utm_source=youtube&utm_medium=sponsor-critical-thinking&utm_campaign=open-source-guide-code-analysis====== Resources ======Abusing Windows, .NET quirks, and Unicode Normalization to exploit DNN (DotNetNuke)https://slcyber.io/research-center/abusing-windows-net-quirks-and-unicode-normalization-to-exploit-dnn-dotnetnuke/#:~:text=across%20different%20languages.-,A%20MUST%2DKNOW%20BEHAVIOUR%20OF%20PATH.COMBINE,-Another%20key%20implementation====== Timestamps ======(00:00:00) Introduction(00:06:49) Tracing Data Flow, knowing where your playload is landing, and developer mistakes.(00:17:33) Mapping the software(00:24:46) Sniffing for blood(00:31:54) Common Patterns and Pitfalls

April 23, 202622 min

Episode 171: Path-Scoped Cookie Hacks with Uppercase & Post-based Raw Protobuf XSS

Episode 171: In this episode of Critical Thinking - Bug Bounty Podcast Justin gives us some quick tips from his own hacking, including some clickjacking, using capital letters, and the potential value of leaking agesFollow 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, 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 ======The ultimate Bug Bounty guide to OS command injection vulnerabilitieshttps://www.yeswehack.com/learn-bug-bounty/ultimate-guide-os-command-injection?utm_source=critical-thinking-podcast&utm_medium=youtube&utm_campaign=article-os-command-injectionCritical auth bypass in WordPress Azure AD SSO plugin due to missing OIDC id_token validationhttps://www.yeswehack.com/news/auth-bypass-wordpress-azure-plugin?utm_source=critical-thinking-podcast&utm_medium=youtube&utm_campaign=article-wordpress-bypass-pluginAituglo featured on YWHhttps://www.yeswehack.com/community/developer-aituglo-bug-bounty-storyAdobe will be sponsoring Ekoparty in Miami and hosting a live hacking event on May 21sthttps://ekoparty.org/ekoparty-miami-2026-super-live-hacking-event/====== Resources ======SVG clickjackinghttps://lyra.horse/blog/2025/12/svg-clickjacking/ ====== Timestamps ======(00:00:00) Introduction(00:06:35) Protobuff XSS(00:12:51) Leaking Age & CSPTs(00:15:59) Capital Letters and Clickjacking

April 16, 202632 min

Episode 170: Claude Code + Tmux, Websockets, and Other Korea LHE Takeaways

Episode 170: In this episode of Critical Thinking - Bug Bounty Podcast Justin and Joseph their trip to Korea with some quick takeaways from the LHE. 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, 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!====== Timestamps ======(00:00:00) Introduction(00:01:41) Google LHE Debrief(00:09:27) Old AI Exfils & AI report writing(00:18:14) Human Tokens(00:26:13) Protoscope & Caido Websocket Repeater

April 9, 202630 min

Episode 169: Attacking OAuth 2.1

Episode 169: In this episode of Critical Thinking - Bug Bounty Podcast gr3pme goes over some of the changes from OAuth 2.0 vs 2.1 and how Hackers can capitalize.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, 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====== This Week in Bug Bounty ======Intigriti is providing free Burp Pro for Hackers!https://www.intigriti.com/blog/news/intigriti-collaborates-with-portswigger-to-support-ethical-hacking-excellence====== Resources ======Django-allauth Account Takeover (ZeroPath Audit)https://zeropath.com/blog/django-allauth-account-takeover-vulnerabilitiesCVE-2025-4144: Cloudflare Workers PKCE Bypasshttps://github.com/cloudflare/workers-oauth-provider/security/advisories/GHSA-qgp8-v765-qxx9CVE-2025-54576: OAuth2-Proxy Auth Bypasshttps://zeropath.com/blog/cve-2025-54576-oauth2-proxy-auth-bypass====== Timestamps ======(00:00:00) Introduction(00:02:16) OAuth 2.0 Standards(00:12:08) Agent to Agent Communication(00:17:19) CVE Case studies