CVE-2020-9371

MEDIUM

Appointment Booking Calendar < 1.3.35 - Stored Cross-Site Scripting in Calendar Name Input

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-9371.

AI-analyzed exploit summary This is a technical writeup detailing two vulnerabilities (Stored XSS and CSV Injection) in the WordPress Plugin Appointment Booking Calendar 1.3.34. It provides step-by-step instructions for exploitation but does not include functional exploit code.

Description

Stored XSS exists in the Appointment Booking Calendar plugin before 1.3.35 for WordPress. In the cpabc_appointments.php file, the Calendar Name input could allow attackers to inject arbitrary JavaScript or HTML.

Exploits (1)

exploitdb WRITEUP
webappsphp
https://www.exploit-db.com/exploits/48204

This is a technical writeup detailing two vulnerabilities (Stored XSS and CSV Injection) in the WordPress Plugin Appointment Booking Calendar 1.3.34. It provides step-by-step instructions for exploitation but does not include functional exploit code.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: WordPress Plugin Appointment Booking Calendar 1.3.34
Auth required
Prerequisites: Access to WordPress admin panel · Ability to create/modify calendar bookings
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (5)

Core 5
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://wordpress.org/plugins/appointment-booking-calendar/#developers
Exploit, Third Party Advisory x_refsource_misc
https://drive.google.com/open?id=1NNcYPaJir9SleyVr4cSPqpI2LNM7rtx9
Permissions Required, Third Party Advisory x_refsource_misc
https://www.hotdreamweaver.com/support/view.php?id=815925
Third Party Advisory x_refsource_misc
https://wpvulndb.com/vulnerabilities/10110

Scores

CVSS v3 4.8
EPSS 0.0359
EPSS Percentile 87.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
codepeople/appointment_booking_calendar < 1.3.35
Published Mar 04, 2020
Tracked Since Feb 18, 2026