CVE-2026-6255

Summary: CVE-2026-6255 affects the WordPress plugin Simple Owl Shortcodes, with a Stored Cross-Site Scripting vulnerability via the num attribute of the owls_wrapper shortcode in all versions up to and including 2.1.1. The issue stems from insufficient input sanitization and output escaping on us...

CVE-2026-6255 Simple Owl Shortcodes <= 2.1.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'num' Shortcode Attribute

The Simple Owl Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'num' attribute of the 'owlswrapper' shortcode in all versions up to, and including, 2.1.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it...

CVE-2026-6255: Improper Neutralization of Input During Web Page Generation

The Simple Owl Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'num' attribute of the 'owlswrapper' shortcode in all versions up to, and including, 2.1.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it...