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OpenAdvisories
Medium · 6.5 CVE-2026-118757 EUVD-2026-112501GHSA-cj89-254r-p494

PiWeb Disable payment method / Partial payment for WooCommerce before 1.1.10.9 Missing Authorization via update_fees

Published Oct 28, 2026 · Updated Nov 3, 2026 · Assigned by VulnCheck

Description

PiWeb Disable payment method / Partial payment for WooCommerce before 1.1.10.9 contains a missing authorization vulnerability in the update_fees AJAX handler that allows unauthenticated attackers to modify and read other customers' orders. Attackers can reuse a nonce from their own order-pay page and supply sequential order_id values to change payment methods, recalculate fees, and disclose order line items and totals.

Affected products

VendorProductAffectedFixed
PI Websolution PiWeb Disable payment method / Partial payment for WooCommerce < 1.1.10.9 1.1.10.9

References