Vulnerability · Published Oct 10, 2026 · Assigned by Wordfence
CVE-2026-97396Email Marketing for WordPress and WooCommerce <= 1.0.10 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'data' Parameter to /updateOptions REST Endpoint
Medium 6.4
In plain English
A medium-severity cross-site scripting in Email Marketing for WordPress and WooCommerce – Retainful from retainful. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Official description
The Email Marketing for WordPress and WooCommerce – Retainful plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'data' parameter in all versions up to, and including, 1.0.10 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| retainful | Email Marketing for WordPress and WooCommerce – Retainful | 0 – through 1.0.10 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5d2baf5d-a8a6-41db-8364-3a4b166b81cb?source=cve
- https://plugins.trac.wordpress.org/browser/retainful/tags/1.0.9/App/Controllers/RestApi.php#L991
- https://plugins.trac.wordpress.org/browser/retainful/tags/1.0.9/App/Helpers/Auth.php#L68
- https://plugins.trac.wordpress.org/browser/retainful/tags/1.0.9/App/Controllers/RestApi.php#L382
- https://plugins.trac.wordpress.org/browser/retainful/tags/1.0.9/App/Controllers/Store/Common.php#L62
- https://plugins.trac.wordpress.org/changeset/3728354/retainful/trunk/App/Controllers/RestApi.php