What is GHSA-r53w-7mcr-qp2x?

GHSA-r53w-7mcr-qp2x is a security advisory published by GitHub Security Advisories with High severity. The Booking calendar, Appointment Booking System WordPress plugin through 3.2.36 does not...

Which CVE IDs does GHSA-r53w-7mcr-qp2x cover?

GHSA-r53w-7mcr-qp2x covers the following CVE IDs: CVE-2026-14334. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-r53w-7mcr-qp2x?

GHSA-r53w-7mcr-qp2x has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-r53w-7mcr-qp2xHighCVSS 8.8

The Booking calendar, Appointment Booking System WordPress plugin through 3.2.36 does not...

Vendor

GitHub Security Advisories

Published

August 19, 2026

Last Modified

August 19, 2026

🔗 CVE IDs covered (1)

CVE-2026-14334 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-14334
https://wpscan.com/vulnerability/9ddd1628-0b06-461b-8a5f-ba977f83fa7f
https://github.com/advisories/GHSA-r53w-7mcr-qp2x