FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, MailGun, Postmark, Google and Any SMTP Provider

{
    "slug": "fluent-smtp",
    "pattern": "unserialize_after_remote_call",
    "kind": "builtin",
    "version": "2.2.95",
    "hit_count": 1,
    "first_hit": {
        "file": "app/Services/NotificationHelper.php",
        "line": 328,
        "snippet": "L312: $body = wp_remote_retrieve_body($response);  \u2192  L328: $sendingTo = self::unserialize(Arr::get($logData, 'to'));"
    },
    "explanation": "a remote HTTP fetch (`wp_remote_*`/`curl_exec`/`file_get_contents`) is followed by `@unserialize` within the same file \u2014 classic PHP Object Injection C2 gadget used by EP and most WP supply-chain backdoors. The error-suppressed form is the tell: legit code wants to know when deserialize fails; attackers suppress so malformed gadgets do not leak."
}

{
    "slug": "fluent-smtp",
    "previous_version": "2.2.95",
    "current_version": "2.2.95",
    "new_findings": [
        {
            "pattern": "unserialize_after_remote_call",
            "kind": "builtin",
            "file": "app/Services/NotificationHelper.php",
            "line": 328,
            "snippet": "L312: $body = wp_remote_retrieve_body($response);  \u2192  L328: $sendingTo = self::unserialize(Arr::get($logData, 'to'));",
            "confidence": "high"
        }
    ],
    "new_finding_count": 1
}