Order Splitter for WooCommerce: A security weakness
Order Splitter for WooCommerce is affected by a security weakness. Exploitation requires at least subscriber-level access. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- Order Splitter for WooCommerce
- Plugin slug
order-splitter-for-woocommerce- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Feb 18, 2026
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Feb 18, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update Order Splitter for WooCommerce to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Order Splitter for WooCommerce plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'wos_troubleshooting' AJAX endpoint in all versions up to, and including, 5.3.5. This makes it possible for authenticated attackers, with Subscriber-level access and above, to view information pertaining to other user's orders.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N