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Vendor

shrec

1 known vulnerabilities.

Products

UltrafastSecp256k1 1
All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.9
    CVE-2026-55174

    UltrafastSecp256k1: ECDSA adaptor verification accepts non-adaptable pre-signatures due to missing DLEQ binding

    UltrafastSecp256k1 is a high-performance, multi-backend secp256k1 engine with reproducible audit evidence, compatibility shims, and profile-based review scopes. Prior to version 4.2.0, UltrafastSecp256k1's ECDSA adaptor pre-signature verification accepts forg…

    shrec UltrafastSecp256k1