CVE-2026-10820: The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.16.17 does not verify that the user performing
The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.16.17 does not verify that the user performing a subscription action owns the targeted subscription, allowing any authenticated user (Subscriber+) to cancel other users' active subscriptions via an Insecure Direct Object Reference.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-10820
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-108200.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-10820 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Paid Membership Plugin
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
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