SP Blog Designer, CVE-2026-4859

CVE, Research URL: CVE-2026-4859
Home page URL: Security reports for SP Blog Designer
Application: SP Blog Designer
Published on: May 12, 2026
Research Description: The SP Blog Designer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'design' attribute of the `wpsbd_post_carousel` shortcode in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. 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.
Affected versions: max 1.0.0.
Status: vulnerable