The Appointment Booking Calendar plugin before 1.3.35 for WordPress allows user input (in fields such as Description or Name) in any booking form to be any formula, which then could be exported via the Bookings list tab in /wp-admin/admin.php?page=cpabc_appointments.php. The attacker could achieve remote code execution via CSV injection.
CVE-2020-9372 is a high severity with CVSS 7.8 Remote Code Execution issue affecting the Plugin Appointment Booking Calendar. It affects Versions before 1.3.35 and is fixed in 1.3.35.
Use the related hub and response guides to connect this CVE-2020-9372 report with patch validation, scanner checks, and site hardening work.
Open the grouped hub for related CVEs, affected ranges, severity mix, and patch coverage.
Check access, XML-RPC exposure, backup readiness, and monitoring after patching.
Use containment, evidence capture, remediation, and validation steps when exploit risk is high.
CVE-2020-9372 is tracked for the Plugin Appointment Booking Calendar as high severity with CVSS 7.8. The affected range is Versions before 1.3.35. Update Appointment Booking Calendar to 1.3.35 or newer where that version is compatible with the site.
Search engines and operators need more than a title. This page exposes the identifier, affected range, patch evidence, and source coverage that make the vulnerability actionable.
This report has a CVE identifier, which makes it suitable for focused search and vulnerability triage workflows.
Affected version data gives operators a concrete comparison point against installed WordPress software.
A fixed version is present, so the page can answer update and remediation intent directly.
External references are available for source validation, advisory review, and incident notes.
Use these checks when converting this record into a patch ticket, incident note, or risk acceptance decision.
Inventory the installed Plugin package and compare its version with Versions before 1.3.35.
Confirm Appointment Booking Calendar is updated to 1.3.35 or newer.
Review references and CVSS vector details for exploitability, authentication requirements, and exposure path.
After patching, re-run vulnerability monitoring and keep the related plugin or theme hub under review for follow-up CVEs.
| Software Type | Plugin |
|---|---|
| Software Slug |
appointment-booking-calendar
View on wordpress.org
|
| CVE | CVE-2020-9372 |
| Patched Versions |
1.3.35
|
| Affected Versions |
Versions before 1.3.35
|
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.
Appointment Booking Calendar <= 1.1.23 - SQL Injection
Appointment Booking Calendar <= 1.1.7 - SQL Injection
Appointment Booking Calendar <= 1.3.92 - Cross-Site Request Forgery to SQL Injection
Appointment Booking Calendar < 1.3.19 - Cross-Site Scripting
Appointment Booking Calendar <= 1.1.7 - Multiple Reflected Cross-Site Scripting
Appointment Booking Calendar <= 1.3.82 - Cross-Site Request Forgery
Appointment Booking Calendar <= 1.3.96 - Missing Authorization to Arbitrary Booking Confirmation via 'cpabc_ipncheck' Parameter
Appointment Booking Calendar <= 1.3.92 - Missing Authorization
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