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OpenAdvisories
Medium · 5.3 CVE-2026-92437 EUVD-2026-91945GHSA-g66g-hh39-fx5j

Mailchimp for WooCommerce < 6.3 - Unauthenticated Abandoned Cart Modification and Deletion

Published Oct 3, 2026 · Updated Oct 3, 2026 · Assigned by WPScan

Description

The Mailchimp for WooCommerce WordPress plugin before 6.3 does not require authentication, a nonce or an ownership check before it acts on a customer's abandoned-cart record identified from request-supplied data, allowing an unauthenticated attacker to modify or delete another customer's stored cart.

Affected products

VendorProductAffectedFixed
— Mailchimp for WooCommerce < 6.3 6.3

References