Simply Schedule Appointments <= 1.5.7.5 - Authenticated (Admin+) Stored Cross-Site Scripting

5.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2022-2374
CVSS 5.5 (Medium)
Publicly Published August 8, 2022
Last Updated February 2, 2023
Researcher Raad Haddad

Description

The Simply Schedule Appointments plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several parameters in versions up to, and including, 1.5.7.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative level permissions and above to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

References

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Vulnerability Details for Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin

Software Type Plugin
Software Slug simply-schedule-appointments (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.5.7.7, or a newer patched version
Affected Version
  • <= 1.5.7.5
Patched Version
  • 1.5.7.7

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