CVE-2026-1710: WooPayments <= 10.5.1 - Missing Authorization to Unauthenticated Plugin Settings Update via save_upe_appearance_ajax

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-31 · updated 2026-06-17
Weakness: CWE-285

Description

The WooPayments: Integrated WooCommerce Payments plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'save_upe_appearance_ajax' function in all versions up to, and including, 10.5.1. This makes it possible for unauthenticated attackers to update plugin settings.

Affected products

woocommerce WooPayments: Integrated WooCommerce Payments: through 10.5.1

References

https://plugins.trac.wordpress.org/browser/woocommerce-payments/tags/10.4.0/includes/class-wc-payment-gateway-wcpay.php#L4125
https://plugins.trac.wordpress.org/changeset/3480315/woocommerce-payments/trunk/includes/class-wc-payment-gateway-wcpay.php
https://research.cleantalk.org/cve-2026-1710/
https://www.wordfence.com/threat-intel/vulnerabilities/id/cec13225-baa3-4f26-b2d2-af6106888c74?source=cve

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