CVE-2023-35876: WordPress WooCommerce Square Plugin <= 3.8.1 is vulnerable to Insecure Direct Object References (IDOR)

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-20 · updated 2026-06-17
Weakness: CWE-639

Description

Authorization Bypass Through User-Controlled Key vulnerability in WooCommerce WooCommerce Square.This issue affects WooCommerce Square: from n/a through 3.8.1.

Affected products

WooCommerce Square: before 3.8.2 — fixed in 3.8.2

How to fix

Upgrade to a fixed version: WooCommerce Square 3.8.2. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/woocommerce-square/wordpress-woocommerce-square-plugin-3-8-1-insecure-direct-object-references-idor-vulnerability?_s_id=cve
https://patchstack.com/database/vulnerability/woocommerce-square/wordpress-woocommerce-square-plugin-3-8-1-insecure-direct-object-references-idor-vulnerability?_s_id=cve

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