Auth bypass in Wpmudev Wpmu Dev Dashboard

CVE-2026-15459

The WPMU DEV Dashboard plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 5.0.0. On sites not yet connected to the WPMU DEV Hub — the default state after installation — the site API key that k…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15459?
CVE-2026-15459 is a high-severity vulnerability in Wpmudev Wpmu Dev Dashboard, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-08-06.
How severe is CVE-2026-15459?
High severity. CVSS v3 base score is 8.1 out of 10.