mediumAccess controlSolana-Rust
ZetaChain Cross-Chain: The `sender` argument for the Solana `OnCall` instruction can be impersonated
- Payout
- $0
- Protocol
- ZetaChain Cross-Chain
- Disclosed
- May 12, 2025
- Source
- sherlock
ZetaChain's Solana gateway passes the originating cross-chain sender to destination programs via the `sender` argument of the `OnCall` instruction, surfaced in `handle_sol()` and `handle_spl_token()`. Because this argument is not part of the message that obser …
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References
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