medium5.3
CVE-2026-14936
The Simple Membership WordPress plugin before 4.7.7 does not verify that a PayPal payment notification was sent to the site's own configured merchant account b…
Impact
The Simple Membership WordPress plugin before 4.7.7 does not verify that a PayPal payment notification was sent to the site's own configured merchant account before activating a membership, allowing unauthenticated users to activate or extend a membership using a payment made to an arbitrary PayPal account they control.
Affected products
| Product | Affected versions |
|---|---|
| Simple Membership WordPress Plugin | before 4.7.7 |
Versions were read from the advisory text. No structured product data has been published for this record yet.