CVE-2024-7489
Forms for Mailchimp by Optin Cat <= 2.5.7 - Authenticated (Editor+) Stored Cross-Site Scripting via Form Color Parameters
CVSS Score
4.4
EPSS Score
0.0%
EPSS Percentile
0th
The Forms for Mailchimp by Optin Cat – Grow Your MailChimp List plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the form color parameters in all versions up to, and including, 2.5.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with editor-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | fatcatapps |
| Product | forms for mailchimp by optin cat – grow your mailchimp list |
| Published | Oct 12, 2024 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
fatcatapps / Forms for Mailchimp by Optin Cat – Grow Your MailChimp List
0 ≤ 2.5.7
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/52f9db86-7fed-4b32-8384-3ceb300f9249?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/mailchimp-wp/trunk/includes/eoi-functions.php#L91 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/mailchimp-wp/trunk/includes/eoi-functions.php#L166 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3198558/mailchimp-wp/trunk/includes/eoi-functions.php
Credits
mike harris