Access Control Flaw in NSquared Simply Schedule Appointments Plugin
CVE-2026-57812

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Simply Schedule Appointments
Vendor
CVE Published:
13 July 2026

What is CVE-2026-57812?

The NSquared Simply Schedule Appointments plugin is susceptible to a missing authorization vulnerability, allowing attackers to exploit incorrectly configured access control security levels. This issue affects versions of the plugin up to 1.6.12.4, enabling unauthorized access to sensitive functionalities within the application. It is crucial for users to update to the latest version to mitigate potential security risks.

Affected Version(s)

Simply Schedule Appointments 0 <= 1.6.12.4

References

https://patchstack.com/database/Wordpress/Plugin/simply-s...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

hio | Patchstack Bug Bounty Program
.