CVE-2025-69287 BSV Blockchain SDK has an Authentication Signature Data Preparation Vulnerability

The BSV Blockchain SDK is a unified TypeScript SDK for developing scalable apps on the BSV Blockchain. Prior to version 2.0.0, a cryptographic vulnerability in the TypeScript SDK's BRC-104 authentication implementation caused incorrect signature data preparation, resulting in signature...

GHSA-VJPQ-XX5G-QVMM BSV Blockchain SDK has an Authentication Signature Data Preparation Vulnerability

BRC-104 Authentication Signature Data Preparation Vulnerability Summary A critical cryptographic vulnerability in the TypeScript SDK's BRC-104 authentication implementation caused incorrect signature data preparation, resulting in signature incompatibility between SDK implementations and potentia...

PT-2026-20262

Name of the Vulnerable Software and Affected Versions BSV Blockchain SDK versions prior to 2.0.0 Description A cryptographic issue exists in the BSV Blockchain SDK's BRC-104 authentication implementation. Specifically, incorrect signature data preparation in the Peer.ts file, within the...