A AegiFlow
HIGHCVSS 8.2

CVE-2020-37287

CVE-2020-37287 updated by NVD

Modified
2026-10-30
Sources
nvd

Summary

Vyper before 0.2.6 contains a call stack corruption vulnerability that causes incorrect function outputs when complex types with non-base members are passed as arguments. Contracts passing multi-dimensional arrays or structs to internal or external functions receive corrupted values because the compiler assumed each subtype size is 32.

References

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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