What We Have Been Missing

31221033476?profile=RESIZE_400xThe debate around Anthropic's Claude Mythos has already moved beyond Silicon Valley. Recently, access to the model became the subject of unprecedented government restrictions. This is primarily about concerns that its vulnerability and discovery capabilities could be misused by hostile actors. Controls have partially eased following additional safeguarding.
In a matter of weeks, this has created an interesting ripple effect: AI supply is becoming increasingly global. Foundational models are advancing at extraordinary speed, with capabilities improving in a matter of weeks rather than years.

There is now a low tolerance for interruptions or restrictions to AI model access. Alongside the leading US developers, Chinese AI models are gaining ground with enterprises around the world, including in the US. This is driven by lower costs, rapidly improved performance and growing model choice.  As the market matures and becomes more competitive, organizations are increasingly selecting models based on capability and business value, rather than country of origin alone.
 
That makes governance more important than ever. Every non-native AI system, developed outside an existing technology ecosystem and legislature, needs to be subjected to rigorous scrutiny around security, privacy, compliance, transparency and auditability. The temporary restrictions on Mythos ultimately underscored a broader reality, which is that frontier AI models are becoming powerful cybersecurity assets. They can help defenders identify and remediate vulnerabilities at unprecedented speed, but they can also be exploited by malicious actors. As AI reshapes cybersecurity, organizations must ensure they can harness these capabilities responsibly and faster than attackers.

What runs Mythos? How powerful is this technology which governments are concerned bad actors will gain control of? We need to rewind the clock a bit; the real story is being buried beneath the hype. Anthropic did not build a vulnerability-finding AI from scratch. They built a general-purpose model that became exceptionally good at understanding code.  As a knock-on effect, this means Mythos is extraordinarily effective at discovering cybersecurity vulnerabilities. The technology behind Mythos signals a huge shift in defensive security, and if we respond intelligently, that shift favors defenders.

Vulnerability discovery by Mythos is not surface level. It’s not uncovering merely superficial flaws or routine SAST findings; we are talking about vulnerabilities that survived for years inside foundational infrastructure trusted by billions of people.

  • A 27-year-old Denial-of-Service bug in OpenBSD, an operating system built around security.
  • A 16-year-old flaw in FFmpeg’s H.264 codec that survived more than five million fuzzing passes.
  • A 17-year-old remote code execution vulnerability in FreeBSD’s NFS server that could allow unauthenticated root access across a network.

These were not obscure edge cases. They were long-lived weaknesses embedded in critical systems that every human reviewer and automated tool had failed to detect until now. The fact that these vulnerabilities went undetected for so long is incredibly astonishing, and their discovery refocuses attention back on proactive cybersecurity strategy. And alongside the technology, Anthropic’s deployment tactics are commendable. 

Rather than release Mythos broadly, the company restricted access and formed a coalition through Project Glasswing. Launch partners include AWS, Apple, Broadcom, Cisco, CrowdStrike, Google, JPMorgan Chase, the Linux Foundation, Microsoft, NVIDIA, and Palo Alto Networks, with more than 40 additional organizations participating. This drip-feeding approach helps limit and ringfence access, ensuring it 

Anthropic is also committing up to $100 million in usage credits and $4 million in direct donations to open-source security organizations, alongside a clear mission: use Mythos to identify and fix vulnerabilities in critical infrastructure before adversaries exploit them. That decision matters because this technology changes the economics of security.

For decades, defenders have operated at a disadvantage. Attackers only needed to find one overlooked flaw; defenders had to find them all. Even with scanning tools, fuzzing, code review, and mature SDLC practices, entire classes of vulnerabilities remained invisible for years. What Mythos demonstrates is that advanced AI can finally expose weaknesses humans and traditional tooling consistently miss.

This does not eliminate risk. Offensive actors will eventually gain access to comparable capabilities. But the strategic advantage belongs to whoever operationalizes the technology first and most effectively. Right now, the security community has an opportunity to use these systems to harden infrastructure faster than attackers can weaponize them. That means security leaders should stop viewing AI exclusively as a threat multiplier for adversaries and start treating it as a force multiplier for defense.

The organizations that benefit most will be the ones that integrate AI-assisted vulnerability discovery into existing workflows: secure development pipelines, code review, red teaming, threat modeling, and remediation programs. AI is not replacing human expertise; it is amplifying it by surfacing issues that previously escaped detection entirely.

The broader lesson is uncomfortable but important: many of the systems we trust most are far more fragile than we believed. If AI can uncover decades-old vulnerabilities in projects as heavily scrutinized as OpenBSD, FFmpeg, and FreeBSD, then similar blind spots almost certainly exist throughout the rest of the software ecosystem.  The ground has shifted. The question now is whether defenders move quickly enough to take advantage of it.

Red Sky Alliance is a Cyber Threat Analysis and Intelligence Service organization.     For questions, comments or assistance, please contact the office directly at 1-844-492-7225, or feedback@redskyalliance.com    

 

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