Anthropic is finding bugs faster than Microsoft can fix them

Anthropic's Mythos AI found 90 critical and 141 important bugs in Microsoft's SharePoint in April, outpacing Microsoft's ability to patch. Engineers were told May 31 is 'the day when the rest of the world will have caught up,' with adversaries gaining access after the model's general release.
How this story unfolded
1 day · 8 reports · 3 community posts · from Jul 27
- Jul 27
Microsoft launches its first cybersecurity model, plus a new agentic cybersecurity systemtechcrunch.com
Microsoft launches AI cybersecurity model, agentic defense platform to cut enterprise security costsventurebeat.com
Microsoft Says MDASH Beats Claude Mythos and GPT-5.6 Sol in Cybersecurity Testdecrypt.co
Microsoft unveils AI security tools it says outperform competing platformsarstechnica.com
- Jul 28
Microsoft touts cost-saving AI model for cybersecuritycnbc.com
Microsoft Says New Cybersecurity AI Model Helps MDASH Hit 95.95% at Half the Costthehackernews.com
Microsoft AI Releases MAI-Cyber-1-Flash: A 5B-Active-Parameter Cyber Model That Pushes MDASH to 95.95% on CyberGymmarktechpost.com
Microsoft Unveils MAI-Cyber-1-Flash, Its First Cybersecurity AI Modelsecurityweek.com
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