CVE-2023-47545

MEDIUM 5.9

WordPress Forms for Mailchimp by Optin Cat Plugin <= 2.5.4 is vulnerable to Cross Site Scripting (XSS)

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

Auth. (editor+) Stored Cross-Site Scripting (XSS) vulnerability in Fatcat Apps Forms for Mailchimp by Optin Cat – Grow Your MailChimp List plugin <= 2.5.4 versions.

CWE	CWE-79
Vendor	fatcat apps
Product	forms for mailchimp by optin cat – grow your mailchimp list
Published	Nov 14, 2023
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Fatcat Apps / Forms for Mailchimp by Optin Cat – Grow Your MailChimp List

n/a ≤ 2.5.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/vulnerability/mailchimp-wp/wordpress-forms-for-mailchimp-by-optin-cat-plugin-2-5-4-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

DoYeon Park / p6rkdoye0n (Patchstack Alliance)