Solana-based bank Avici hit by card contract vulnerability, affecting $500K

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Solana-based bank Avici disclosed a vulnerability in a version of Solana card contracts, affecting $500,000 in user funds. The issue impacted a standalone contract with 1,685 users holding $500,859.22. Avici has completed contract upgrades and confirmed no further unauthorized access. All users will receive full refunds. The incident has been reported to the FBI’s IC3. This event underscores ongoing security challenges facing DeFi platforms.

PANews, August 29: Avici, a new bank in the Solana ecosystem, announced an update stating that a vulnerability existed in a specific version of the Solana card contract used by Avici and a limited number of projects. All related contracts have now been upgraded, and no unauthorized activity has occurred since. This incident only affected independent Solana contracts used to hold bank card balances; user self-custodied Solana and EVM wallets were not impacted. A total of 1,685 users were affected, with approximately $500,859.22 in bank card balances involved; all affected users will receive full refunds. Avici has filed a report with the FBI’s Internet Crime Complaint Center (IC3).

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