CVE-2023-0865: WooCommerce Multiple Customer Addresses & Shipping < 21.7 - Arbitrary Address Creation/Deletion/Access/Update via IDOR

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-03-20 · updated 2026-06-17
Weakness: CWE-639

Description

The WooCommerce Multiple Customer Addresses & Shipping WordPress plugin before 21.7 does not ensure that the address to add/update/retrieve/delete and duplicate belong to the user making the request, or is from a high privilege users, allowing any authenticated users, such as subscriber to add/update/duplicate/delete as well as retrieve addresses of other users.

Affected products

WooCommerce Multiple Customer Addresses & Shipping: before 21.7 — fixed in 21.7

How to fix

Upgrade to a fixed version: WooCommerce Multiple Customer Addresses & Shipping 21.7. Check the vendor advisory for mitigations.

References

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