Jul 25, 2026
Across Reveals Sub-$4 Million Net Loss From Solana Relayer Exploit
An attacker exploited a missing eight-byte check in Across Protocol's offchain code to fabricate $41.7 million in Solana deposit events, draining approximately $4 million from a Risk Labs-operated relayer on July 17, 2026. The attack was part of a broader wave of cross-chain bridge exploits that drained over $35 million across multiple protocols within hours.
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