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Solidity

Solidity : Using tx.origin for authorization

Overview

tx.origin is used for authorization.

Vulnerability type by SmartDec classification: Authorization with tx.origin.

References

Solidity: tx.origin

CRITICAL

DerScanner Severity Score

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See also

Solidity

Solidity : Return value of transfer, transferFrom, or approve function of ERC-20 standard is always false.

Solidity

Solidity : Using approve function of the ERC-20 token standard

Solidity

Solidity : ERC-20 transfer should throw