Bug Bounty: articles and guides

Executioner step by step: safe install, onboarding, pasting scope, running tools, workflows, agent teams, exporting findings and a safe-use checklist.

Executioner is an MIT-licensed desktop app that runs AI agent CLIs against 33 pentest tools, locally. What it does, how scope works, and what to weigh.

webhacklist.com is a free archive of 1,100+ web-hacking techniques from 2006 on, each saved as Markdown and PDF. Who built it, its views, and how to use it.

A lab has released apex-flash-1, an open-weights model post-trained for cybersecurity, and framed offensive security as an economics problem: cheap capable models plus harnesses plus compute make finding and exploiting vulnerabilities a scaling exercise. The self-reported claims ($1M in bounties, #1 on the HackerOne US leaderboard, trillions of tokens a month) are the team’s own, but the trend they describe is corroborated by Anthropic’s own threat reports of largely-automated intrusion campaigns. What is claim vs. signal, why the cost-to-breach is falling, and the concrete playbook for a security leader when attack becomes industrialised.

Hacktron chained a libheif overflow, RCE on community.openai.com, and an SSO flaw into ChatGPT/Codex takeover and internal repo access in under 72 hours.

Ars0n Framework v2 by rs0n (github.com/R-s0n/ars0n-framework-v2) is an open-source GPL-3.0 Docker recon platform wrapping 50+ tools with ROI target ranking.

PwnEscape: the Linux IPv4 checksum bug from Vercel’s $1M Sandbox challenge that leaked host memory to a guest. How it works and the fix to patch.

Vercel’s first-party findings from its $1M Sandbox challenge (14 Oct 2026) put the most severe bug in the Linux kernel’s networking stack — triggered by crafted packets from inside the microVM — not in the KVM/Firecracker hypervisor, which an independent Trail of Bits review called architecturally sound. A researcher leaked host memory on Vercel production and, in a matching lab, crashed the host with two packets and ran commands with full administrator privileges. CVEs are pending and no customer data was reported accessed. What changed from the early “KVM escape” framing, what is confirmed vs claimed, and what a security leader should do.