The espeak-ruby gem before 1.0.3 for Ruby allows remote attackers to execute arbitrary commands via shell metacharacters in a string to the speak, save, bytes or bytes_wav method in lib/espeak/speech.rb.
{
"cwe_ids": [
"CWE-284"
],
"github_reviewed": true,
"github_reviewed_at": "2020-06-16T20:58:29Z",
"nvd_published_at": null,
"severity": "CRITICAL"
}