What is CVE-2026-4136?

CVE-2026-4136 is a medium-severity vulnerability in Stellarwp Membership Plugin – Restrict Content, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 4.3/10. Published 2026-03-20.

How severe is CVE-2026-4136?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Stellarwp Membership Plugin – Restrict Content

CVE-2026-4136

The Membership Plugin – Restrict Content plugin for WordPress is vulnerable to Unvalidated Redirect in all versions up to, and including, 3.2.24. This is due to insufficient validation on the redirect url supplied via the 'rcp_redirect' pa…

EPSS: 0.000 (14.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Stellarwp Membership Plugin – Restrict Content — versions 0

Weakness classification (CWE)

CWE-640 — Weak Password Recovery Mechanism for Forgotten Password

References

Frequently asked questions

What is CVE-2026-4136?: CVE-2026-4136 is a medium-severity vulnerability in Stellarwp Membership Plugin – Restrict Content, classified under Weak Password Recovery Mechanism for Forgotten Password. CVSS score: 4.3/10. Published 2026-03-20.
How severe is CVE-2026-4136?: Medium severity. CVSS v3 base score is 4.3 out of 10.