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Vulnerability record · CVE-2026-14334 · published 19 August 2026

CVE-2026-14334: Cross-site scripting vulnerability

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.

8.8 CVSS 3.1 High EPSS 0.54% · top 57.1% CWE-79 · Cross-site scripting Deferred
8.8CVSS 3.1 base score
0.54%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
26 Aug 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

LinkTags
https://wpscan.com/vulnerability/9ddd1628-0b06-461b-8a5f-ba977f83fa7f/

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Source: NIST National Vulnerability Database (record CVE-2026-14334), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.