VYPR

Nutshell

by Cashubtc

Source repositories

CVEs (1)

  • CVE-2025-65548Dec 8, 2025
    risk 0.00cvss epss 0.00

    NUT-14 allows cashu tokens to be created with a preimage hash. However, nutshell (cashubtc/nuts) before 0.18.0 do not validate the size of preimage when the token is spent. The preimage is stored by the mint and attacker can exploit this vulnerability to fill the mint's db nd disk with arbitrary data.