CVE-2026-5075

Medium

Description

The All in One SEO plugin for WordPress is vulnerable to Sensitive Information Exposure via 'internalOptions' localized script data in versions up to, and including, 4.9.7 due to sensitive internal option data being passed to wp_localize_script() in post editor contexts without effective masking for low-privilege users. This makes it possible for authenticated attackers, with contributor-level access and above, to view configured API/OAuth tokens and license-related values from page source.

SeverityMedium
CVSS4.3
Exploit probability—
ProductAll in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic
PublishedMay 20, 2026
First seenMay 20, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
smub All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Trafficv ≤ 4.9.7—

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