CVE-2024-7489

Forms for Mailchimp by Optin Cat <= 2.5.7 - Authenticated (Editor+) Stored Cross-Site Scripting via Form Color Parameters

4.4 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

0.33%Up 0.3 points since Oct 13, 2024

What each source reports

CVE List Score used 4.4

Forms for Mailchimp by Optin Cat <= 2.5.7 - Authenticated (Editor+) Stored Cross-Site Scripting via Form Color Parameters

Record: CVE-2024-7489
CVSS 3.1: 4.4 MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-48403 4.4

Record: EUVD-2024-48403
CVSS 3.1: 4.4 MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-mxpx-6xff-fqw4 4.4

The Forms for Mailchimp by Optin Cat – Grow Your MailChimp List plugin for WordPress is...

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, 2.5.6 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. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Record: GHSA-mxpx-6xff-fqw4
CVSS 3.1: 4.4 MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 4.4

Record: CVE-2024-7489
CVSS 3.1: 4.4 MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

fatcatapps forms for mailchimp by optin cat – grow your mailchimp list

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-7489 is a medium vulnerability (CVSS 4.4) in Fatcatapps Forms For Mailchimp By Optin Cat – Grow Your Mailchimp List, published October 12, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. No source names a fixed version.