CVE-2026-14812

CriticalCVSS 10.0/10Last modified Aug 26, 2026

Description

The Premium SEO WordPress plugin is malicious: it ships an unauthenticated backdoor that creates a hidden administrator account and, in some builds, also enables remote code execution, server-side request forgery and arbitrary front-end script/content injection, giving an unauthenticated attacker full control of the affected site.

Metrics

CVSS 3.1 10.0/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-912

Affected software

VendorProductVersions
UnknownPremium SEO<= *

References

Timeline

Published
Aug 6, 2026
Last modified
Aug 26, 2026
NVD status
Deferred

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CVE-2026-14812: Critical severity, CVSS 10.0 | Vulnix