elliptic < 6.5.6 - Improper Verification of Cryptographic Signature in ECDSA Verify Function
The verify function in lib/elliptic/eddsa/index.js in the Elliptic package before 6.5.6 for Node.js omits "sig.S().gte(sig.eddsa.curve.n) || sig.S().isNeg()" validation.