CVE-2026-66462

HIGH 7.5

WordPress WooCommerce Appointments plugin <= 5.3.8 - Sensitive Data Exposure vulnerability

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Unauthenticated Sensitive Data Exposure in WooCommerce Appointments <= 5.3.8 versions.

CWE	CWE-497
Vendor	bookingwp
Product	woocommerce appointments
Published	Aug 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

BookingWP / WooCommerce Appointments

n/a ≤ 5.3.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/woocommerce-appointments/vulnerability/wordpress-woocommerce-appointments-plugin-5-3-8-sensitive-data-exposure-vulnerability?_s_id=cve

Credits

adhikara13 | Patchstack Bug Bounty Program