Advanced Flat rate shipping Woocommerce <= 1.6.6.17 - Cross-Site Request Forgery to Shipping Package Status Update

Medium 4.3 CWE-352Fixed in 1.6.6.19
ID
WPSEC-2026-1296
Plugin
PI Advanced Flat rate / Conditional shipping for WooCommerce (advanced-free-flat-shipping-woocommerce)
Affected
from 1.6.4.24 before 1.6.6.19
Remediation
Update to 1.6.6.19 or later.
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness
CWE-352
Usage
Plugin Low · Affected versions Low among sites WPSec scans, 2026-10-21
Attack surface
Advanced Flat rate shipping Woocommerce on WPSec AttackSurface
Fix released
Published

Description

The PI Advanced Flat rate / Conditional shipping for WooCommerce plugin for WordPress is vulnerable to Cross-Site Request Forgery via the pisol_affsw_package_manager_change_status AJAX action in versions 1.6.4.24 up to, and including, 1.6.6.17, due to missing nonce validation in the Pi_Efrs_Add_Edit_Package::enableDisable() function. This makes it possible for unauthenticated attackers to enable or disable shipping packages via a forged request, granted they can trick a site administrator into performing an action such as clicking on a link.

References

Published by WPSec. Provided as is, without warranty. Corrections: contact us.

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