Description
The Booking calendar, Appointment Booking System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 3.2.15 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.
References (3)
Core 3
Core References
Various Sources
https://hacked.be/posts/CVE-2024-9504
Scores
CVSS v3
7.2
EPSS
0.0066
EPSS Percentile
71.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-434
Status
published
Products (1)
wpdevart/Booking calendar, Appointment Booking System
< 3.2.15
Published
Nov 26, 2024
Tracked Since
Feb 18, 2026