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Incident record · Under review

Unattributed: Exploit

Qubic has halted its layer-1 blockchain after an attacker exploited a wallet security flaw to steal approximately 2.94 trillion QU tokens worth $1.4 million from more than 1,400 accounts. According to an Oct. 18 statement from the Qubic core team,…

StatusUnder review
Reported loss$1.4M
ChainNot specified
Confidence55%

Evidence boundary

Confidence describes the coverage of the available evidence. It is not a safety rating and does not guarantee that a protocol or asset is safe.

Sources

Record history

First seen: 2026-10-19T05:06:18.000Z. Last updated: 2026-10-19T11:11:09.499Z. Revision: 1.