Security Advisory

CVE-2022-29255

8.2
HIGH

Vulnerability Description

Vyper is a Pythonic Smart Contract Language for the ethereum virtual machine. In versions prior to 0.3.4 when a calling an external contract with no return value, the contract address (including side effects) could be evaluated twice. This may result in incorrect outcomes for contracts. This issue has been addressed in v0.3.4.
Published Date June 9, 2022
Official Source NIST NVD Advisory