PT-2026-49372 · Nsquared+1 · Simply Schedule Appointments
CVE-2026-39447
·
Published
2026-05-28
·
Updated
2026-06-15
CVSS v3.1
7.1
High
| Vector | AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L |
Name of the Vulnerable Software and Affected Versions
Simply Schedule Appointments versions prior to 1.6.10.7
Description
The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin for WordPress contains a stored Cross-Site Scripting (XSS) flaw. This issue occurs due to insufficient input sanitization and output escaping, allowing unauthenticated attackers to inject arbitrary web scripts into pages. These scripts execute automatically when a user accesses the affected page.
Recommendations
Update to a version newer than 1.6.10.6.
Fix
XSS
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Weakness Enumeration
Related Identifiers
Affected Products
Simply Schedule Appointments