Sensitive Data Exposure in WooCommerce Appointments by Automattic
CVE-2026-66462

7.5HIGH

Key Information:

Vendor

WordPress
Status
WooCommerce Appointments
Vendor
CVE Published:
13 August 2026

What is CVE-2026-66462?

A vulnerability in the WooCommerce Appointments plugin exposes sensitive data in versions up to 5.3.8. This allows unauthenticated users to access protected information, potentially leading to data breaches and unauthorized access to customer details. It's crucial for users to update to the latest version to mitigate risks associated with this issue.

Affected Version(s)

WooCommerce Appointments <= 5.3.8

References

https://patchstack.com/database/wordpress/plugin/woocomme...
vdb-entry

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

adhikara13 | Patchstack Bug Bounty Program
.