CVE-2022-4036

Appointment Hour Booking <= 1.3.72 - CAPTCHA Bypass

Published Nov 29, 2022 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
The Appointment Hour Booking plugin for WordPress is vulnerable to CAPTCHA bypass in versions up to, and including, 1.3.72. This is due to the use of insufficiently strong hashing algorithm on the CAPTCHA secret that is also displayed to the user via a cookie.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-51415 The Appointment Hour Booking plugin for WordPress is vulnerable to CAPTCHA bypass in versions up to, and including, 1.3.72. This is due to the use of insufficiently strong hashing algorithm on the CAPTCHA secret that is also displayed to the user via a cookie.
History
Type Values Removed Values Added
Title Appointment Hour Booking <= 1.3.72 - CAPTCHA Bypass
Weaknesses CWE-804
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/A:N/I:N/C:L/S:U/UI:N/PR:N/AC:L/AV:N'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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, 5:33 PM
Reserved
Nov 16, 2022, 6:38 PM
Status
Modified
Published
Nov 29, 2022, 9:15 PM
Modified
Jun 17, 2026, 5:19 AM