Vulnerability in e4jvikwp VikBooking Hotel Booking Engine & PMS

[ Description ]Official description

The VikBooking Hotel Booking Engine & PMS plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'attachments[name]' Parameter in all versions up to, and including, 1.8.15 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/admin/helpers/src/chat/attach…
• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/controllers/chat.php
• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/controllers/chat.php
• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/resources/chat.js
• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.15/site/resources/chat.js
• plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.16/site/resources/chat.js
• www.wordfence.com/threat-intel/vulnerabilities/id/40092f13-fee7-4e88-b180-54554b22493f