Smart Marketing SMS and Newsletters Forms vulnerabilities
Plugin slug smart-marketing-for-wp · 4 known vulnerabilities · latest disclosed 2026-09-11 · WordPress.org page
Every listed vulnerability has a fix. Version 5.1.25 or later is not affected by any of them. If your site runs an older version, update it.
1 of 4 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Smart Marketing SMS and Newsletters Forms
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 6.5 | <= 5.1.24 | 5.1.25 | CVE-2026-77161 | 2026-09-11 | Advisory |
| High 7.5 | <= 5.1.24 | 5.1.25 | CVE-2026-81756 | 2026-08-28 | Advisory |
| Medium 4.3 | <= 5.0.4 | 5.0.5 | CVE-2024-53784 | 2024-11-28 | Advisory |
| Medium 6.1 | < 2.0.0 | 2.0.0 | CVE-2017-18010 | 2017-12-05 | Advisory |
Check if a site is affected
Enter a site address to see which version of Smart Marketing SMS and Newsletters Forms and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Smart Marketing SMS and Newsletters Forms plugin safe to use?
All 4 known issues are fixed in current versions (5.1.25 or later). Keeping it updated is what matters.
How do I check which version of Smart Marketing SMS and Newsletters Forms my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.