All intelligence
// vulnerability record
cached · NVD via COSMOS syncCVE-2026-18391
CRITICALpublished 2026-08-12 06:20 UTC · 21 hours ago · modified 2026-08-12 20:17 UTC
9.8
CVSS / 10
// description
The WooCommerce Subscriptions WordPress plugin before 9.1.0 does not validate user input before unserializing it on stores with High-Performance Order Storage enabled, leading to a PHP Object Injection issue which unauthenticated users can escalate to Remote Code Execution via a gadget chain present in the bundled dependencies.
// weaknesses (CWE)
- CWE-434