# CVE-2026-106649: Kali Forms Contact Form stored XSS in button configuration

Source: https://junglewise.ai/threats/cve-2026-106649-the-kali-forms-contact-form-drag-and-drop-builder-wordpress  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-04. Updated: 2026-11-04  
License: CC BY 4.0 with a link back

CVE-2026-106649 · Severity: info · Published 2026-11-04

Kali Forms is a WordPress plugin for building contact forms with a drag-and-drop interface. An attacker with author-level access or higher can inject malicious JavaScript into a form button's configuration. This code executes in the browser of anyone clicking the button, including administrators, potentially allowing credential theft, session hijacking, or other malicious actions.

Technologies: [Kali Forms](https://junglewise.ai/threats/technologies/kali-forms). Vendors: [Kali Forms](https://junglewise.ai/threats/vendors/kali-forms).

## Quick answers

**Is CVE-2026-106649 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-106649 being exploited in the wild.

**How severe is CVE-2026-106649?** Informational severity, published 4 November 2026.

**Which products and versions are affected?** Kali Forms before 2.4.29.

**Is there a fix for CVE-2026-106649?** Yes: fixed in 2.4.29. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-106649 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-106649?** Check whether you run Kali Forms at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 2.4.29

## Technical details

The plugin fails to sanitize JavaScript stored in form button click action configurations, resulting in stored XSS (CWE-79). An authenticated attacker with author role or above can store arbitrary JavaScript that executes client-side in the context of any user interacting with the form. The vulnerability requires an attacker to have WordPress author privileges, and the malicious payload is triggered when users click a button in the form.

## Affected products

- Kali Forms Kali Forms before 2.4.29

## Timeline

- 2026-11-02: disclosed
- 2026-11-04: advisory

## References

- [https://wpscan.com/vulnerability/b8602baf-33b2-46b2-98c7-7d29a393faf3/](https://wpscan.com/vulnerability/b8602baf-33b2-46b2-98c7-7d29a393faf3/)

## Related threats

- [Kali Forms Contact Form Builder user email disclosure](https://junglewise.ai/threats/cve-2026-107342-the-kali-forms-contact-form-drag-and-drop-builder-wordpress)
- [Kali Forms broken access control](https://junglewise.ai/threats/cve-2026-81276-kali-forms-broken-access-control)
- [Kali Forms WordPress plugin IDOR in post-duplication AJAX action](https://junglewise.ai/threats/cve-2026-11580-kali-forms-wordpress-plugin-idor-in-post-duplication-ajax-action)
- [Kali Forms WordPress plugin unauthenticated file upload in Media Library](https://junglewise.ai/threats/cve-2026-11579-kali-forms-wordpress-plugin-unauthenticated-file-upload-in-media)
- [Kali Forms WordPress plugin Stored XSS in form field captions](https://junglewise.ai/threats/cve-2026-11581-kali-forms-wordpress-plugin-stored-xss-in-form-field-captions)