Episode 95: Attacking Chrome Extensions with MatanBer - Big Impact on the Client-Side

Episode 95: Attacking Chrome Extensions with MatanBer - Big Impact on the Client-Side

Episode 95: In this episode of Critical Thinking - Bug Bounty Podcast In this episode, Justin is joined by MatanBer to delve into the intricacies of browser extensions. We talk about the structure and threat models, and cover things like service workers, extension pages, and isolated worlds.

Follow us on twitter at: @ctbbpodcast

We're new to this podcasting thing, so feel free to send us any feedback here: info@criticalthinkingpodcast.io

Shoutout to YTCracker for the awesome intro music!

------ Links ------

Follow your hosts Rhynorater & Teknogeek on twitter:

https://twitter.com/0xteknogeek

https://twitter.com/rhynorater

------ 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.

Today’s Sponsor - AssetNote. Listen to their podcast https://www.criticalthinkingpodcast.io/sspod

Today’s Guest: https://x.com/MtnBer

Resources

Universal Code Execution by Chaining Messages in Browser Extensions

https://spaceraccoon.dev/universal-code-execution-browser-extensions/

DOMLogger++

https://github.com/kevin-mizu/domloggerpp

BBRE Metamask bug

https://youtu.be/HnI0w156rtw?si=QixP8SX6JuRFz6PA

Bench Press: Leaking Text Nodes with CSS

https://blog.pspaul.de/posts/bench-press-leaking-text-nodes-with-css/

Timestamps:

(00:00:00) Introduction

(00:03:08) Structure & Threat Model for Browser Extension

(00:28:28) Extension Attack scenarios

(01:01:26) Attacking Extension Pages

(01:26:35) Attacking Service Workers

(01:46:23) Getting source code and dynamic debugging

Episoder(172)

Episode 156: Chill AMA from bugbounty.forum

Episode 156: Chill AMA from bugbounty.forum

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Episode 155: 2025 Hacker Stats & 2026 Goals

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Episode 155: In this episode of Critical Thinking - Bug Bounty Podcast Justin, Joseph, and Brandyn reflect on last year of Bug Bounty, and list their goals and predictions for what 2026 holds.Follow u...

1 Jan 1h 32min

Episode 154: Starting a Pentesting Company on Top of Bug Bounty

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Episode 153: Hacking the Robots of the Future: Hardware, AI, and Bug Bounties with Matt Brown

Episode 153: Hacking the Robots of the Future: Hardware, AI, and Bug Bounties with Matt Brown

Episode 153: In this episode of Critical Thinking - Bug Bounty Podcast Matt Brown returns to talk with us about hacking robots, IOT hackbots, and his Zero-to-Hero Hardware Hacking Guide.Follow us on t...

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Episode 152: GeminiJack and Agentic Security with Sasi Levi

Episode 152: GeminiJack and Agentic Security with Sasi Levi

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11 Des 20251h 21min

Episode 151: Client-side Advanced Topics

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Episode 150: ASP.NET MVC Patterns, Popping Oracle Identity, and Esoteric Subdomain Enumeration

Episode 150: ASP.NET MVC Patterns, Popping Oracle Identity, and Esoteric Subdomain Enumeration

Episode 150: In this episode of Critical Thinking - Bug Bounty Podcast we're highlighting some cool news and research, but not before expressing our gratitude to the Hacker community. We are so thankf...

27 Nov 202557min

Episode 149: DEFCON Debrief: AI Vulns, Unicode Weirdness, and Wild Vulnerability Chains

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20 Nov 20251h 2min

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