CVE-2026-114427

The GutenKit WordPress plugin before version 2.5.5 is vulnerable to Stored XSS because it fails to properly sanitize custom CSS saved against a post. An attacker with Author role or higher can break out of the inline style block to inject and store JavaScript . This script executes in the browser...

CVE-2026-114427 GutenKit 2.5.0 - 2.5.4 - Author+ Stored XSS via Page Settings Custom CSS

The GutenKit WordPress plugin before 2.5.5 does not properly sanitize custom CSS saved against a post before printing it inside an inline style block on the published page, allowing users with the Author role and above to break out of the style element and store JavaScript that executes in the...