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Open-weight model GLM 5.3 built full Firefox exploit chains with zero human input in under 48 hours

First reported by The Decoder · 15m ago

The signal ●○○○ Brief pending · reported by The Decoder, the single source so far

What happened

Epoch AI researchers say the widely available AI model GLM 5.3 turned public security fixes into working exploits before updates reached Firefox users.

Source description shown. AI brief pending.

Security

Open-weight model GLM 5.3 built full Firefox exploit chains with zero human input in under 48 hours

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