CVE-2021-24673

PoC —

CVSS 3.1

4.8 medium

EPSS

<1%p48

Published

Oct 4, 2021 (Oct 4, 2021)

Modified

Jun 17, 2026

Description

The Appointment Hour Booking WordPress plugin before 1.3.16 does not escape some of the Calendar Form settings, allowing high privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Vendors: dwbooster
Products: appointment hour booking
Ecosystems: WordPress
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.6%)

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