What’s Vulnerable › Vulnerabilities
CVE-2026-14334: Booking calendar, Appointment Booking System <= 3.2.36 - Unauthenticated Stored XSS via SVG File Upload
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-19 · updated 2026-10-22
- Weakness: CWE-79
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.
Affected products
- wpdevart Booking calendar, Appointment Booking System: from 3.2.18 through 3.2.36
References
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