GitHub Advisoryadvisory · Go

GHSA-xq4h-wqm2-668w Babylon's BIP322 signature implementation is not fully compliant to the spec

MEDIUM Published 2025-11-24 Modified 2025-11-27 Official page ↗
Ecosystem
Go
Packages
github.com/babylonlabs-io/babylon/v4
Severity
Moderate
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Weaknesses
CWE-347
Reviewed
2025-11-24

Affected packages

• Go github.com/babylonlabs-io/babylon/v4: < 4.1.0 → fixed in 4.1.0

Description

Summary The BIP-322 signature verification does not enforce the SIGHASH value to be SIGHASH_ALL, and therefore is not strictly following the spec. Impact Non-compliant BIP-322 signatures in proof of possessions can be accepted by the chain.

Related

Weakness · CWE (1)

  • CWE-347 Improper Verification of Cryptographic Signature weakness

References