CVE-2022-4035

Appointment Hour Booking <= 1.3.72 - Unauthenticated iFrame Injection via Appointment Form

Published Nov 29, 2022 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
Description
The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanitization and output escaping that makes injecting iFrame tags possible. This makes it possible for unauthenticated attackers to inject iFrames when submitting a booking that will execute whenever a user accesses the injected booking details page.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-51414 The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanitization and output escaping that makes injecting iFrame tags possible. This makes it possible for unauthenticated attackers to inject iFrames when submitting a booking that will execute whenever a user accesses the injected booking details page.
History
Type Values Removed Values Added
Title Appointment Hour Booking <= 1.3.72 - Unauthenticated iFrame Injection via Appointment Form
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/A:N/I:L/C:L/S:C/UI:N/PR:N/AC:L/AV:N'}

cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Wordfence
Published
Updated
Apr 8, 2026, 5:04 PM
Reserved
Nov 16, 2022, 6:37 PM
Status
Modified
Published
Nov 29, 2022, 9:15 PM
Modified
Jun 17, 2026, 5:19 AM