Anthropic Unveils Cyber Jailbreak Severity Framework for Claude Fable 5 Safeguards
ID: bb385c1a-2336-5668-ba28-5ab8078fd397
STIX ID: report--bb385c1a-2336-5668-ba28-5ab8078fd397
Feed Name: GBHackers
Anthropic published technical details on Claude Fable 5's cybersecurity safeguards and proposed a Cyber Jailbreak Severity (CJS) framework to standardize how AI jailbreak risks are measured; the report explains classifier risk tiers (Prohibited, High‑Risk Dual Use, Low‑Risk Dual Use, Benign), the CJS scoring axes (capability gain, breadth, ease of weaponization, discoverability), and a HackerOne program for community testing and reporting.
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