CVE-2026-92437
Mailchimp for WooCommerce < 6.3 - Unauthenticated Abandoned Cart Modification and Deletion
Unknown Mailchimp for WooCommerce
CVSS
5.3MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.22%Chance of exploitation activity in the next 30 days, higher than 11% of CVEs. Scored 23 Oct 2026FIRST EPSS
What fixes it
- 6.3Mailchimp for WooCommerceCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
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.
Text from CVE List
Affected versions 1
- Mailchimp for WooCommerceaffected: all versions before 6.3CVE List