The FuseWP – WordPress User Sync to Email List & Marketing Automation (Mailchimp, Constant Contact, ActiveCampaign etc.) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the save_changes() function in all versions up to, and including, 1.1.23.0. This makes it possible for unauthenticated attackers to add and edit sync rules.
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Fixes

Solution

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Workaround

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History

Fri, 31 Oct 2025 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Fusewp
Fusewp fusewp
Wordpress
Wordpress wordpress
Vendors & Products Fusewp
Fusewp fusewp
Wordpress
Wordpress wordpress

Fri, 31 Oct 2025 03:00:00 +0000

Type Values Removed Values Added
Description The FuseWP – WordPress User Sync to Email List & Marketing Automation (Mailchimp, Constant Contact, ActiveCampaign etc.) plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the save_changes() function in all versions up to, and including, 1.1.23.0. This makes it possible for unauthenticated attackers to add and edit sync rules.
Title FuseWP – WordPress User Sync to Email List & Marketing Automation (Mailchimp, Constant Contact, ActiveCampaign etc.) <= 1.1.23.0 - Missing Authorization to Authenticated (Subscriber+) Sync Rule Creation
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2025-10-31T02:26:03.735Z

Reserved: 2025-10-20T16:06:05.319Z

Link: CVE-2025-11975

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-10-31T03:15:34.937

Modified: 2025-10-31T03:15:34.937

Link: CVE-2025-11975

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-31T10:12:50Z