CVE-2025-11976

MediumCVSS 4.3/10Last modified Oct 8, 2026

Description

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 is due to missing or incorrect nonce validation on the save_changes function. This makes it possible for unauthenticated attackers to add or edit sync rules via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-352

Affected software

No affected versions have been published.

Timeline

Published
Oct 25, 2025
Last modified
Oct 8, 2026
NVD status
Deferred

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CVE-2025-11976: Medium severity, CVSS 4.3 | Vulnix