phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.
{ "nvd_published_at": "2021-04-06T15:15:00Z", "cwe_ids": [ "CWE-295", "CWE-347" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2021-04-07T17:29:49Z" }