The Easy Appointments plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.11.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers , with administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only impacts multi-site installations and installations where unfiltered_html has been disabled.
CVE-2023-30748 is a medium severity with CVSS 4.4 Stored Cross-Site Scripting issue affecting the Plugin Easy Appointments. It affects Versions up to 3.11.0 and is fixed in 3.11.1.
CVE-2023-30748 is tracked for the Plugin Easy Appointments as medium severity with CVSS 4.4. The affected range is Versions up to 3.11.0. Update Easy Appointments to 3.11.1 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
easy-appointments
View on wordpress.org
|
| CVE | CVE-2023-30748 |
| Patched Versions |
3.11.1
|
| Affected Versions |
Versions up to 3.11.0
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Easy Appointments <= 3.12.21 - Unauthenticated Sensitive Information Exposure via REST API
Easy Appointments <= 3.12.14 - Unauthenticated Arbitrary Shortcode Execution
Easy Appointments <= 3.11.18 - Authenticated (Contributor+) Stored Cross-Site Scripting
Easy Appointments <= 3.10.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
Easy Appointments <= 3.11.9 - Cross-Site Request Forgery via multiple AJAX actions
Easy Appointments < 1.12.0 - Cross-Site Scripting
Easy Appointments <= 3.11.18 - Insufficient Authorization
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