zkLink Nova's Arbitrator hacked for~$780K

First reported Oct 29, 2026, 16:16 UTC

Source reports

zkLink Nova's Arbitrator hacked for~$780K Rootcause: The Arbitrator contract had two related flaws that the attacker combined: Uncleared transient storage of the authentication hash During a legitimate claim, an authenticated gateway callback stores finalizeMessageHash (in… — AGGREGATOR, Oct 29, 2026, 16:16 UTC
zkLink Nova's Arbitrator hacked for~$780K Rootcause: The Arbitrator contract had two related flaws that the attacker combined: Uncleared transient storage of the authentication hash During a legitimate claim, an authenticated gateway callback stores finalizeMessageHash (in… — Rickler Feed, Oct 29, 2026, 16:16 UTC

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