CVE-2026-14812

CRITICAL 10.0

Premium SEO - Unauthenticated Backdoor (Admin Creation / RCE / SSRF / Content Injection)

CVSS Score

10.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

Vendor	unknown
Product	premium seo
Published	Aug 6, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Unknown / Premium SEO

0 ≤ *

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wpscan.com: https://wpscan.com/vulnerability/0115a640-7139-4ef9-81be-6ee5c755a601/

Credits

Erwan LR (WPScan) WPScan