CVE-2026-66462
High
Description
Unauthenticated Sensitive Data Exposure in WooCommerce Appointments <= 5.3.8 versions.
SeverityHigh
CVSS7.5
Exploit probability—
ProductWooCommerce Appointments
PublishedAug 13, 2026
First seenAug 13, 2026
Weakness typeCWE-497CWE-497
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| BookingWP WooCommerce Appointments | v ≤ 5.3.8 | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.