Kirki – Freeform Page Builder, Website Builder & Customizer: Arbitrary file deletion
Kirki – Freeform Page Builder, Website Builder & Customizer is affected by arbitrary file deletion. The vulnerable path is reachable without authentication. A successful request can remove files outside the intended scope and may make the site unavailable. The published affected range is <= 6.0.6.
- Component
- Kirki – Freeform Page Builder, Website Builder & Customizer
- Plugin slug
kirki- Affected
- <= 6.0.6
- Safe version
> 6.0.6- Published
- May 19, 2026
- Weakness
- CWE-23 — Relative Path Traversal
This CVE was published May 19, 2026 and is one of 17 known issues for this plugin.
Update, patch or deactivate.
Update Kirki – Freeform Page Builder, Website Builder & Customizer to a release after 6.0.6, or disable and remove it until a fixed version is available.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Kirki – Freeform Page Builder, Website Builder & Customizer plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation and missing capability check in the 'downloadZIP' function in all versions up to, and including, 6.0.6. This makes it possible for unauthenticated attackers to read and delete arbitrary files limited in the WordPress uploads base directory.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N