The Mailchimp List Subscribe Form plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.0. This is due to missing or incorrect nonce validation on the mailchimp_sf_change_list_if_necessary() function. This makes it possible for unauthenticated attackers to change Mailchimp lists via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Metrics
Affected Vendors & Products
References
History
Thu, 19 Feb 2026 10:30:00 +0000
| Type | Values Removed | Values Added |
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| First Time appeared |
Mailchimp
Mailchimp mailchimp List Subscribe Form Wordpress Wordpress wordpress |
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| Vendors & Products |
Mailchimp
Mailchimp mailchimp List Subscribe Form Wordpress Wordpress wordpress |
Thu, 19 Feb 2026 04:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The Mailchimp List Subscribe Form plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.0. This is due to missing or incorrect nonce validation on the mailchimp_sf_change_list_if_necessary() function. This makes it possible for unauthenticated attackers to change Mailchimp lists via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. | |
| Title | Mailchimp List Subscribe Form <= 2.0.0 - Cross-Site Request Forgery to Mailchimp List Change | |
| Weaknesses | CWE-352 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Wordfence
Published: 2026-02-19T03:25:12.912Z
Updated: 2026-02-19T03:25:12.912Z
Reserved: 2025-10-24T14:55:13.389Z
Link: CVE-2025-12172
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