PT-2024-38653 · WordPress · The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin

Jeewan Kumar Bhatta · Published 2024-11-03 · Updated 2024-11-06 · CVE-2024-7877

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin WordPress plugin versions prior to 1.6.7.55

Description The issue is related to the lack of sanitization and escaping of some Notification settings in the plugin, which could allow high privilege users, such as admins, to perform Cross-Site Scripting attacks even when unfiltered html is disallowed.

Recommendations For versions prior to 1.6.7.55, update to version 1.6.7.55 or later to resolve the issue. As a temporary workaround, consider restricting access to the Notification settings to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2024-7877

Affected Products

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin

References · 7

• 🔥 https://wpscan.com/vulnerability/fbec3738-2135-458d-be25-1ffb00e6deb6 · Exploit
• https://osv.dev/vulnerability/CVE-2024-7877 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-7877 · Security Note
• https://t.me/cvenotify/100622 · Telegram Post
• https://twitter.com/__jeewan_/status/1853215919151231426 · Twitter Post
• https://twitter.com/CVEnew/status/1853684217361912165 · Twitter Post
• https://t.me/cvedetector/9821 · Telegram Post