CVE-2026-15931 — Simple Membership < 4.7.8 - Unauthenticated Stored XSS via PayPal Subscription Subscriber Name
The Simple Membership WordPress plugin before 4.7.8 does not sanitise a subscriber name value received from an unauthenticated payment approval request, nor escape it when displ…
Published: 2026-08-03 · CVSS: 6.1 · CVSS 3.1
The Simple Membership WordPress plugin before 4.7.8 does not sanitise a subscriber name value received from an unauthenticated payment approval request, nor escape it when displaying it in the administration dashboard, allowing unauthenticated attackers to store arbitrary JavaScript that executes in an administrator's session.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7