# CVE-2026-95684: VikBooking Hotel Booking Engine stored XSS in attachment parameter

Source: https://junglewise.ai/threats/cve-2026-95684-the-vikbooking-hotel-booking-engine-pms-plugin-for-wordpress-is  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-10. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-95684 · Severity: high · CVSS 7.2 · Published 2026-10-10

VikBooking is a WordPress plugin that provides a hotel booking system and property management functionality. The plugin fails to properly sanitize user input in attachment file names, allowing attackers to inject malicious scripts that execute whenever guests or staff view booking pages. This could lead to theft of sensitive booking information, guest credentials, or payment details.

Technologies: [VikBooking Hotel Booking Engine & PMS](https://junglewise.ai/threats/technologies/hotel-booking-engine-pms). Vendors: [VikBooking](https://junglewise.ai/threats/vendors/vikbooking).

## Quick answers

**Is CVE-2026-95684 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-95684 being exploited in the wild.

**How severe is CVE-2026-95684?** High severity, with a CVSS score of 7.2, published 10 October 2026.

**Which products and versions are affected?** VikBooking Hotel Booking Engine & PMS up to and including 1.8.15.

**Is there a fix for CVE-2026-95684?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-95684 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-95684?** Check whether you run VikBooking Hotel Booking Engine & PMS 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.

## Technical details

The vulnerability is a stored cross-site scripting (XSS) flaw in the 'attachments[name]' parameter that affects the chat functionality within the plugin. Insufficient input sanitization and output escaping allow unauthenticated attackers to inject arbitrary JavaScript that persists in the database and executes in the browsers of users accessing affected pages.

## Affected products

- VikBooking Hotel Booking Engine & PMS up to and including 1.8.15

## Timeline

- 2026-10-10: disclosed

## References

- [https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/admin/helpers/src/chat/attachment.php](https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/admin/helpers/src/chat/attachment.php)
- [https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/controllers/chat.php](https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/controllers/chat.php)

## Related threats

- [VikBooking Hotel Booking Engine & PMS unauthenticated stored XSS via SVG chat attachment](https://junglewise.ai/threats/cve-2026-85127-vikbooking-hotel-booking-engine-pms-unauthenticated-stored-xss)