upgradeable-contracts

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bug-bounty

Immunefi's retrospective on Wormhole's critical uninitialized proxy vulnerability in their Ethereum bridge contract, which was responsibly disclosed by researcher satya0x and resulted in a record $10 million bug bounty. The article includes detailed technical explanation of proxy patterns, delegatecall mechanics, and how uninitialized proxies can lead to fund lockup.

Wormhole Immunefi satya0x OpenZeppelin Ethereum
medium.com · satya0x · 6 hours ago · details