BlockchainCrypto

zkLink Nova Bridge Exploit Drains About $779,000 in One Transaction

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 29/10/2026, 02:42:25 UTC.

Briefings

A blockchain security breach involving the zkLink Nova Bridge resulted in approximately $779,000 drained from a single transaction. The incident occurred in October 2026, where a forged batch root allowed unauthorized withdrawals despite Blockaid warnings. The affected Ethereum escrow remained unpaused, indicating a persistent vulnerability in the bridge's authorization mechanism.

Key points

• A forged batch root enabled unauthorized withdrawals from the zkLink Nova Bridge.
• Approximately $779,000 was drained from a single transaction in October 2026.

Context

zkLink Nova Bridge is a Layer 2 scaling solution for Ethereum. The breach occurred in October 2026, where a forged batch root allowed unauthorized withdrawals. This event highlights critical vulnerabilities in bridge authorization mechanisms.

Limitations

Evidence is limited to a single transaction; the total impact of the breach remains unknown. The specific number of affected users and the duration of the unauthorized access period are not provided in the source.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 29/10/2026, 02:44:07 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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