CVE-2026-118757
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductPiWeb Disable payment method / Partial payment for WooCommerce
PublishedOct 28, 2026
First seenNov 4, 2026
Weakness typeCWE-862Missing authorization
How to fix
Update
- PI Websolution PiWeb Disable payment method / Partial payment for WooCommerce1.1.10.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| PI Websolution PiWeb Disable payment method / Partial payment for WooCommerce | v < 1.1.10.9 | 1.1.10.9 |
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