CVE-2024-0626: WooCommerce Clover Payment Gateway <= 1.3.1 - Missing Authorization via callback_handler

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-04-09 · updated 2026-06-17
Weakness: CWE-284

Description

The WooCommerce Clover Payment Gateway plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the callback_handler function in all versions up to, and including, 1.3.1. This makes it possible for unauthenticated attackers to mark orders as paid.

Affected products

ZAYTECH Woocommerce Clover Payment Gateway: through 1.3.1

References

https://plugins.trac.wordpress.org/browser/woo-clover-gateway-by-zaytech/trunk/zaytech-woo-commerce-clover-integration.php?rev=2998654#L218
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3055678%40woo-clover-gateway-by-zaytech%2Ftrunk&old=2998658%40woo-clover-gateway-by-zaytech%2Ftrunk&sfp_email=&sfph_mail=#file3
https://www.wordfence.com/threat-intel/vulnerabilities/id/57aacffa-0f49-4a33-ae40-d1c151363284?source=cve
https://plugins.trac.wordpress.org/browser/woo-clover-gateway-by-zaytech/trunk/zaytech-woo-commerce-clover-integration.php?rev=2998654#L218
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3055678%40woo-clover-gateway-by-zaytech%2Ftrunk&old=2998658%40woo-clover-gateway-by-zaytech%2Ftrunk&sfp_email=&sfph_mail=#file3
https://www.wordfence.com/threat-intel/vulnerabilities/id/57aacffa-0f49-4a33-ae40-d1c151363284?source=cve

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