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    Copy Fail: 732 Bytes to Root on Every Major Linux Distribution.

    Copy Fail: 732 Bytes to Root on Every Major Linux Distribution.

    Xint Code disclosed CVE-2026-31431, an authencesn scratch-write bug chaining AF_ALG + splice() into a 4-byte page cache write. A 732-byte PoC gets root on Ubuntu, Amazon Linux, RHEL, SUSE.
    Apr 29, 2026
    AI for Security Vulnerability Research
    System, Not Model: Why Off-the-Shelf LLMs Don’t Replace a Pen Test

    System, Not Model: Why Off-the-Shelf LLMs Don’t Replace a Pen Test

    What do buyers actually purchase when they pay for a vulnerability discovery platform, and why is the model the cheapest input in the bill?
    Hector Leano's avatar
    Apr 27, 2026
    Vulnerability ResearchAI for Security
    Theori Deploys AI Hacker ‘Xint’ to Samsung Electronics, Leading the Charge in Large-Scale IT Asset Security Automation

    Theori Deploys AI Hacker ‘Xint’ to Samsung Electronics, Leading the Charge in Large-Scale IT Asset Security Automation

    Press Release for April 21, 2026
    Hector Leano's avatar
    Apr 21, 2026
    News
    The Frontier Isn’t the Model: Why ‘Good Enough’ Reasoning + Scaffolding Is More Important

    The Frontier Isn’t the Model: Why ‘Good Enough’ Reasoning + Scaffolding Is More Important

    In this exclusive report, Xint researchers compare Mythos's publicly disclosed results versus what broadly available models can accomplish using advanced scaffolding
    Apr 16, 2026
    AI for Security Vulnerability Research
    AI Made Code Cheap. Trust Did Not.

    AI Made Code Cheap. Trust Did Not.

    While code is abundant, assurance is scarce. The winners won't be the teams that generate the most code, it’ll be the teams that can prove it's safe.
    Apr 13, 2026
    AI for Security
    Copy Fail: 732 Bytes to Root on Every Major Linux Distribution.

    Copy Fail: 732 Bytes to Root on Every Major Linux Distribution.

    Xint Code disclosed CVE-2026-31431, an authencesn scratch-write bug chaining AF_ALG + splice() into a 4-byte page cache write. A 732-byte PoC gets root on Ubuntu, Amazon Linux, RHEL, SUSE.
    Apr 29, 2026
    AI for Security Vulnerability Research
    System, Not Model: Why Off-the-Shelf LLMs Don’t Replace a Pen Test

    System, Not Model: Why Off-the-Shelf LLMs Don’t Replace a Pen Test

    What do buyers actually purchase when they pay for a vulnerability discovery platform, and why is the model the cheapest input in the bill?
    Hector Leano's avatar
    Apr 27, 2026
    Vulnerability ResearchAI for Security
    Theori Deploys AI Hacker ‘Xint’ to Samsung Electronics, Leading the Charge in Large-Scale IT Asset Security Automation

    Theori Deploys AI Hacker ‘Xint’ to Samsung Electronics, Leading the Charge in Large-Scale IT Asset Security Automation

    Press Release for April 21, 2026
    Hector Leano's avatar
    Apr 21, 2026
    News
    The Frontier Isn’t the Model: Why ‘Good Enough’ Reasoning + Scaffolding Is More Important

    The Frontier Isn’t the Model: Why ‘Good Enough’ Reasoning + Scaffolding Is More Important

    In this exclusive report, Xint researchers compare Mythos's publicly disclosed results versus what broadly available models can accomplish using advanced scaffolding
    Apr 16, 2026
    AI for Security Vulnerability Research
    AI Made Code Cheap. Trust Did Not.

    AI Made Code Cheap. Trust Did Not.

    While code is abundant, assurance is scarce. The winners won't be the teams that generate the most code, it’ll be the teams that can prove it's safe.
    Apr 13, 2026
    AI for Security
    Finding and Patching a CPython 0day in Hours: CVE-2026-6100

    Finding and Patching a CPython 0day in Hours: CVE-2026-6100

    A critical CPython CVE today took less than 45 minutes of human work to find, triage, and fix because of Xint Code
    Apr 13, 2026
    Vulnerability Research
    How Xint’s Predictable Pricing Solves the Token Burn Problem for AI in AppSec

    How Xint’s Predictable Pricing Solves the Token Burn Problem for AI in AppSec

    Linear increases in code are leading to exponential token burn increases. Xint's orchestration brings clear, predictable pricing.
    Apr 09, 2026
    AI for Security
    What are business logic vulnerabilities, and why are they so hard to catch?

    What are business logic vulnerabilities, and why are they so hard to catch?

    Even secure-looking code can hide dangerous flaws. Learn why business logic vulnerabilities are hard to detect and why most scanners miss them.
    Mar 05, 2026
    AI for Security
    Announcing Xint Code

    Announcing Xint Code

    Real Vulnerabilities. Actionable Results.
    Dec 15, 2025
    AI for SecurityProduct
    AI Cyber Challenge and Theori's RoboDuck

    AI Cyber Challenge and Theori's RoboDuck

    An introduction to DARPA's AI Cyber Challnge and Theori's third place cyber reasoning system
    Aug 08, 2025
    CompetitionsAI for Security
    Building Effective LLM Agents | AI Cyber Challenge

    Building Effective LLM Agents | AI Cyber Challenge

    How we learned to build effective LLM agents for hacking at DARPA's AI Cyber Challenge (AIxCC)
    Aug 08, 2025
    AI for SecurityCompetitions

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