Vulnerability · Published Sep 17, 2026 · Assigned by WPScan
CVE-2026-90922Paid Member Subscriptions < 3.0.9 - Unauthenticated Membership Payment Bypass via PayPal Standard Amount and Currency Mismatch
Medium 5.3
In plain English
A medium-severity improper access control in Paid Membership Subscriptions from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 76.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Paid Membership Subscriptions WordPress plugin before 3.0.9 does not verify that the amount and currency reported by the payment provider match the pending payment before completing it, allowing unauthenticated users to obtain a paid membership by paying an arbitrary lower amount.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Paid Membership Subscriptions | 0 – before 3.0.9 |
Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
References
- https://wpscan.com/vulnerability/a7f3882a-81d7-4915-b83c-10480eba493a/ exploit, vdb-entry, technical-description