Threat Entry Updated 2026-07-01

CVE-2026-12408 - Slim Seo Plugin

The Slim SEO – A Fast & Automated SEO Plugin For WordPress plugin for WordPress is vulnerable to Unauthorized Private Content Disclosure in all versions up to, and including, 4.9.8 via the `/wp-json/slim-seo/meta-tags/ai` REST API endpoint. This is due to the endpoint's `permission_callback` performing only a top-level `edit_posts` capability check without verifying that the requesting user has read access to the specific post supplied via the `object.ID` parameter, allowing the `generate` function to pass the attacker-controlled post ID to `Data::get_post_content()`, which calls `get_post()` regardless of post status or ownership. This…

PLUGIN Slim Seo

CVE-2026-12408

MEDIUM CVSS 4.3 2026-07-01

Risk Score

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Threat Entry Updated 2025-05-21

CVE-2025-4611 - Slim Seo Plugin

The Slim SEO – Fast & Automated WordPress SEO Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's slim_seo_breadcrumbs shortcode in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

PLUGIN Slim Seo

CVE-2025-4611

MEDIUM CVSS 6.4 2025-05-21

Risk Score

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