Cross-Chain Bridge Exploit Frozen After Guardians Halt a Wrapped Asset
September 6, 2026 — A mid-sized bridge paused minting after an attacker drained a wrapper contract tied to a long-tail token. Guardian keys froze further issuance within hours, limiting the blast radius, but holders of the wrapped version were left with an IOU that no longer redeemed one-for-one. Security firms repeated that multi-sig bridges remain an architectural weak point even after years of audits.
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