CVE-2026-15457

Description

The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.0.13 via the 'family' parameter. This makes it possible for authenticated attackers, with editor-level access and above, to delete arbitrary directories on the server, which can result in loss of data and availability.

References

• https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/app/Http/Controllers/Api/GlobalDataController.php#L105
• https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/app/Services/FontService.php#L157
• https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/includes/Ajax/Media.php#L996
• https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.12/routes/api.php#L74
• https://plugins.trac.wordpress.org/browser/kirki/tags/6.0.13/app/Http/Controllers/Api/GlobalDataController.php#L105