WP Mail SMTP by WPForms – The Most Popular SMTP and Email Log Plugin

{
    "slug": "wp-mail-smtp",
    "finding_count": 4,
    "findings": [
        {
            "pattern": "Upgrade",
            "kind": "ioc:changelog_phrase",
            "file": "readme.txt",
            "line": 430,
            "snippet": "- IMPORTANT: Support for PHP 7.2 has been discontinued. If you are running this version, you MUST upgrade PHP before installing or upgrading to WP Mail SMTP v4.5. Failure to do that will disable WP Ma",
            "confidence": "low"
        },
        {
            "pattern": "Upgrade",
            "kind": "ioc:changelog_phrase",
            "file": "readme.txt",
            "line": 476,
            "snippet": "- Changed: Removed `WPMailSMTP\\Admin\\PluginsInstallUpgrader` class and switched to the WordPress Core `Plugin_Upgrader` class.",
            "confidence": "low"
        },
        {
            "pattern": "Upgrade",
            "kind": "ioc:changelog_phrase",
            "file": "readme.txt",
            "line": 500,
            "snippet": "- IMPORTANT: Support for PHP 5.6, 7.0, and 7.1 has been discontinued. If you are running one of those versions, you MUST upgrade PHP before installing or upgrading to WP Mail SMTP v3.8. Failure to do",
            "confidence": "low"
        },
        {
            "pattern": "Upgrade",
            "kind": "ioc:changelog_phrase",
            "file": "readme.txt",
            "line": 552,
            "snippet": "- IMPORTANT: Support for WordPress versions 5.1.x or lower has been discontinued. If you are using one of those versions, you MUST upgrade WordPress before installing or upgrading to WP Mail SMTP v3.3",
            "confidence": "low"
        }
    ],
    "triage_note_2026_05_03": "wp-mail-smtp: 4 Upgrade hits, all PHP-version-discontinuation notices in changelog."
}