WordPress security changelog
MEDIUM CVE-2021-24673 Modified

Appointment Hour Booking: Cross-site scripting

Appointment Hour Booking is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.

CVE / CNA score 4.8 CVSS · contact@wpscan.com
NVD score 4.8 CVSS 3.1 · nvd@nist.gov
Component
Appointment Hour Booking
Plugin slug
appointment-hour-booking
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Oct 04, 2021
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Oct 04, 2021 and is one of 12 known issues for this plugin.

Patch or disable the affected component.

Update Appointment Hour Booking to a release outside the affected range, or disable and remove it until a fixed version is available.

Technical 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.

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

Primary and upstream sources