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Simply Schedule Appointments vulnerabilities

40 tracked advisories · slug simply-schedule-appointments

Important: Simply Schedule Appointments appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

40

Latest advisory

15 August 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

simply-schedule-appointments

Plugin

What this means for Simply Schedule Appointments

This catalog lists 40 known advisories affecting Simply Schedule Appointments. The most recent was published on 15 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin <= 1.6.12.10 - Authenticated (Contributor+) Insecure Direct Object Reference to Sensitive Information Exposure

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 15 August 2026

  • Simply Schedule Appointments < 1.6.12.6 - Unauthenticated Insecure Direct Object Reference

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 6 August 2026

  • Simply Schedule Appointments <= 1.6.12.10 - Unauthenticated SQL Injection

    May allow attackers to read or modify database contents beyond intended access.

    Published 28 July 2026

Vulnerability types

  • Cross-site scripting11
  • SQL injection10
  • Denial of service1
  • Remote code execution1
  • CSRF1

Authentication (inferred from titles)

  • Unauthenticated20
  • Authenticated13
  • Unspecified7

Advisory history

Known Simply Schedule Appointments advisories published by month.

All advisories

1–15 of 40

1 / 3

Check whether your installed version is affected

SiteRespond Defence matches your installed Simply Schedule Appointments version against this catalog when the Defence plugin is connected to your WordPress site.

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