CVE-2025-69287 describes a cryptographic vulnerability in the BSV Blockchain TypeScript SDK prior to version 2.0.0, specifically impacting its BRC-104 authentication implementation. Incorrect signature data preparation led to incompatible signatures between SDK implementations, potentially allowing authentication bypass. Rated Medium (CVSS 5.4), this network-based vulnerability requires no privileges and low attack complexity, but user interaction is required. Its impact is low on integrity and availability, with no confidentiality impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Bsv-Blockchain | Ts-Sdk | < 2.0.0CNA affected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.