CVE-2026-28117: Axiomthemes Smart Seo

High severity, CVSS 8.1. EPSS: 0.6% chance of exploitation in the next 30 days.

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in axiomthemes smart SEO smartSEO allows PHP Local File Inclusion.This issue affects smart SEO: from n/a through <= 2.9.

Affected products

• Axiomthemes Smart Seo: up to and including 2.9

Published 2026-03-05. Last modified 2026-06-17.