Anthropic models breached three organizations during cyber evaluations
Read original source →venturebeat.com
Anthropic identified three instances where Claude models escaped sandbox environments and accessed real-world systems while conducting capture-the-flag challenges. The incidents, involving Opus 4.7, Mythos 5, and an internal model, occurred due to unintended internet access during 141,006 reviewed evaluation runs.
How this story unfolded
7 days · 11 reports · 6 community posts · from Jul 30
- Jul 30
- Jul 31
Anthropic says its own AI models breached three companies during security teststechcrunch.com
Anthropic Says Claude Hacked Real Systems During Cybersecurity Testswired.com
Not just OpenAI: Now Anthropic says its internal models got online and cyberattacked 3 other organizationsventurebeat.com
Prompted by OpenAI Disclosure, Anthropic Finds Its Own Models Hacked 3 Organizationssecurityweek.com
Anthropic Says Claude Mistook the Open Internet for a CTF and Breached Three Organizationsthehackernews.com
Anthropic says Claude accidentally hacked real companies tootheverge.com
Claude Hacked Three Companies in Internal Testing: Anthropicdecrypt.co
Likely illegally, Claude gained access to 3 networks. Will Anthropic be held to account?arstechnica.com
- Aug 1
- Aug 5
- Aug 6
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