The BIP-322 signature verification does not enforce the SIGHASH value to be SIGHASH_ALL, and therefore is not strictly following the spec.
Non-compliant BIP-322 signatures in proof of possessions can be accepted by the chain.
{
"cwe_ids": [
"CWE-347"
],
"github_reviewed": true,
"github_reviewed_at": "2025-11-24T23:34:18Z",
"nvd_published_at": null,
"severity": "MODERATE"
}