10to8 Online Appointment Booking System <= 1.0.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via shortcode

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-49173
CVSS 6.4 (Medium)
Publicly Published November 29, 2023
Last Updated January 22, 2024
Researcher Ngô Thiên An (ancorn_) - VNPT-VCI

Description

The Sign In Scheduling Online Appointment Booking System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 1.0.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Vulnerability Details for Sign In Scheduling Online Appointment Booking System

Software Type Plugin
Software Slug 10to8-online-booking (view on wordpress.org)
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 1.0.9

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