How severe is CVE-2026-1994?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Privilege escalation in Clavaque S2member – Excellent For All Kinds Of Memberships, Content Restriction Paywalls & Member Access Subscriptions

CVE-2026-1994

The s2Member plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 260127. This is due to the plugin not properly validating a user's identity prior to updating their password…

Vulnerability class: Privilege Escalation

EPSS: 0.004 (29.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Clavaque S2member – Excellent For All Kinds Of Memberships, Content Restriction Paywalls & Member Access Subscriptions — versions 0

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

Frequently asked questions

What is CVE-2026-1994?: CVE-2026-1994 is a critical-severity vulnerability in Clavaque S2member – Excellent For All Kinds Of Memberships, Content Restriction Paywalls & Member Access Subscriptions, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2026-02-19.
How severe is CVE-2026-1994?: Critical severity. CVSS v3 base score is 9.8 out of 10.