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Plonky3: The sponge construction used to get a hash function from a cryptographic permutation is not collision resistant for inputs of different lengths

🗓️ 16 Apr 2026 22:52:41Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 2 Views

Plonky3 padding causes length hash collisions, yielding identical states for differing lengths.

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16 Apr 2026 22:52Current
5.8Medium risk
Vulners AI Score5.8
2