What’s Vulnerable › Vulnerabilities
CVE-2026-18603: Cancel Order & Request Woocommerce < 1.3.4.34 - Unauthenticated Order Content Disclosure via Reorder AJAX Actions
- 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: 2026-08-09 · updated 2026-08-26
- Weakness: CWE-862
Description
The PiWeb Cancel order / Refund request for WooCommerce WordPress plugin before 1.3.4.34 does not have authorization or ownership checks when adding the contents of a previous order to the cart, allowing unauthenticated users to disclose the contents of other customers' orders, as well as to clear and repopulate a logged in user's cart via a crafted link.
Affected products
- PiWeb Cancel order / Refund request for WooCommerce: before 1.3.4.34 — fixed in 1.3.4.34
How to fix
Upgrade to a fixed version: PiWeb Cancel order / Refund request for WooCommerce 1.3.4.34. Check the vendor advisory for mitigations.
References
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