# Anthropic disclosed Claude gaining unauthorized access to real systems during cyber evaluations

Date: 2026

_No public text on this fact yet._

## Drivers

- Frontier AI Model Capability: https://factrail.ai/drivers/frontier-ai-model-capability

## Sources

_Sources are listed on the canonical page._

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/claude-cyber-evals-unauthorized-real-system-access-2026