Vulnerability in Paid Membership Subscriptions

CVE-2026-90950

The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (28.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-90950: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

  • Paid Membership Subscriptions

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-90950?
CVE-2026-90950 is a medium-severity vulnerability in Paid Membership Subscriptions, classified under Protection Mechanism Failure. CVSS score: 5.3/10. Published 2026-09-23.
How severe is CVE-2026-90950?
Medium severity. CVSS v3 base score is 5.3 out of 10.