Qubic halted transactions after 2.94 trillion QU drained from 1,404 wallets

87.1% of stolen funds frozen on chain, 12.9% sent to MEXC where account was frozen

Loss put near $1.4M. Qubic says seed issue fixed in v4.26.4

First reported Oct 19, 2026, 01:21 UTC

Source reports

Qubic Attack Drains 1,404 Wallets of Approximately 2.94 Trillion QU, With 87.1% of Stolen Funds Frozen Layer 1 network Qubic said in a post that between 23:42 UTC on October 17 and 01:26 UTC on October 18, an attacker exploited insufficient randomness in certain wallet seeds to… — @WuBlockchain (X), Oct 19, 2026, 01:21 UTC
🚨 NEW: Qubic halts its network after an attacker exploited weak wallet seeds to drain about $1.4M from over 1,400 accounts. https://ct.com/news/qubic-freezes-chain-after-attacker-drains-14k-wallets-with-weak-seeds — @Cointelegraph (X), Oct 19, 2026, 05:00 UTC
☠️ Хакер опустошил 1404 криптокошелька сети Qubic, похитив около $1 300 000. Причиной оказалась ошибка в генерации сид-фраз на устройствах Apple — их можно было предсказать и получить доступ к чужим средствам. Разработчики остановили сеть, а украденные токены удалось… — AGGREGATOR, Oct 19, 2026, 06:06 UTC
Qubic halted transactions after 2.94 trillion QU left 1,404 wallets 87.1% frozen on chain, 12.9% sent to MEXC where account was frozen Loss put near $1.4M. Qubic says seed issue fixed in v4.26.4 — @PopaRecon (X), Oct 19, 2026, 06:19 UTC

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