em-imap 0.5 and earlier use the library eventmachine in an insecure way that allows an attacker to perform a man-in-the-middle attack against users of the library. The hostname in a TLS server certificate is not verified.
{ "nvd_published_at": "2020-05-19T22:15:00Z", "cwe_ids": [ "CWE-295" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2021-05-20T22:25:15Z" }