CVE-2026-0742

MEDIUM 6.4

Smart Appointment & Booking <= 1.0.7 - Authenticated (Subscriber+) Stored Cross-Site Scripting via saab_save_form_data AJAX Action

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

The Smart Appointment & Booking plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the saab_save_form_data AJAX action in all versions up to, and including, 1.0.7 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	zealopensource
Product	smart appointment & booking
Published	Feb 4, 2026
Last Updated	Apr 8, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

zealopensource / Smart Appointment & Booking

0 ≤ 1.0.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/bf332c0d-5481-412d-b44a-b3de346d7b60?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/smart-appointment-booking/trunk/inc/admin/class.saab.admin.action.php#L1203 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/smart-appointment-booking/tags/1.0.7/inc/admin/class.saab.admin.action.php#L1203 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/smart-appointment-booking/trunk/inc/front/class.saab.front.action.php#L2189 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/smart-appointment-booking/tags/1.0.7/inc/front/class.saab.front.action.php#L2189 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3450387%40smart-appointment-booking&new=3450387%40smart-appointment-booking&sfp_email=&sfph_mail=

Credits

Athiwat Tiprasaharn Itthidej Aramsri