How severe is CVE-2025-11976?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CSRF in Fusewp – Wordpress User Sync To Email List & Marketing Automation (Mailchimp, Constant Contact, Activecampaign Etc.)

CVE-2025-11976

The FuseWP – WordPress User Sync to Email List & Marketing Automation (Mailchimp, Constant Contact, ActiveCampaign etc.) plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.1.23.0. This…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (2.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Fusewp – Wordpress User Sync To Email List & Marketing Automation (Mailchimp, Constant Contact, Activecampaign Etc.) — versions 0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

Frequently asked questions

What is CVE-2025-11976?: CVE-2025-11976 is a medium-severity vulnerability in Fusewp – Wordpress User Sync To Email List & Marketing Automation (Mailchimp, Constant Contact, Activecampaign Etc.), classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2025-10-25.
How severe is CVE-2025-11976?: Medium severity. CVSS v3 base score is 4.3 out of 10.