CVE-2026-14334
Booking calendar, Appointment Booking System <= 3.2.36 - Unauthenticated Stored XSS via SVG File Upload
- State
- Published
- Severity
- 8.8 High
- Published
- Aug 19, 2026
- Updated
- Aug 19, 2026
- Reserved
- Jul 1, 2026
Description
The Booking calendar, Appointment Booking System WordPress plugin through 3.2.36 does not properly sanitize uploaded SVG files, allowing unauthenticated attackers to upload a file that bypasses the Booking calendar, Appointment Booking System WordPress plugin through 3.2.36's script-stripping and executes arbitrary JavaScript when the SVG is opened, including in the session of an administrator who reviews the submitted booking.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Booking calendar, Appointment Booking SystemUnknown |
|
References
- https://wpscan.com/vulnerability/9ddd1628-0b06-461b-8a5f-ba977f83fa7f/exploitvdb-entrytechnical-description
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