How Mythos’ Vulnerability Apocalypse Will Play Out

InnovationCybersecurityHow Mythos’ Vulnerability Apocalypse Will Play OutByMark Kraynak,Contributor.Forbes contributors publish independent expert analyses and insights. Former software executive investing in cybersecurity security & data.Follow AuthorApr 24, 2026, 12:24pm EDT--:-- / --:--This voice experience is generated by AI. Learn more.This voice experience is generated by AI. Learn more.The Edge of Doom, Between 1836 and 1838. Found in the Collection of Brooklyn Museum, New York. (Photo by Fine Art Images/Heritage Images/Getty Images))Getty ImagesTwo weeks ago Anthropic announced the Claude Mythos Preview, a new version of their general-purpose language model, with the fanfare that it is "strikingly capable at computer security tasks." So capable in their view that Anthropic has decided to withhold the general release of it in order to give the security industry time to catch up. This latter project is called Glasswing, which is their structured program for reaching out to a select number of organizations they deem worthy of the preview.Ever since, the industry has been debating the impact of Mythos/Glasswing. There are three main camps:The first camp believes this is vulnerability Armageddon and the industry is going to drown in security exploits leaving chaos and destruction behind. This view is represented by an analysis published by Gordon Goldstein of the Council on Foreign Relations.A second camp has emerged taking a more practical, but still pretty hair-on-fire, which tries to lay out what can be done to defend. This is best represented by the work of 250+ CISOs that collaborated on a paper published by the Cloud Security Alliance.It’s worth noting that a subgroup of this second camp has been harshly critical of a perceived naivete in the way Anthropic has gone about this process, arguing that patch management is far more nuanced than is being accounted for.A third camp is taking the position that the Mythos drama is largely hype or noise...