The Mail gem before 2.4.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in a (1) sendmail or (2) exim delivery.
{ "nvd_published_at": null, "cwe_ids": [ "CWE-20" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2020-06-16T21:55:16Z" }