CVE-2022-4036

5.3 MEDIUM
Published: November 29, 2022 Modified: April 08, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2803896%40appointment-hour-booking&new=2803896%40appointment-hour-booking&sfp_email=&sfph_mail=
Source: security@wordfence.com
Patch Third Party Advisory
https://www.wordfence.com/threat-intel/vulnerabilities/id/f62d28bd-fa33-4f0b-a116-5aacc05bfa3a?source=cve
Source: security@wordfence.com
https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4036
Source: security@wordfence.com
Third Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2803896%40appointment-hour-booking&new=2803896%40appointment-hour-booking&sfp_email=&sfph_mail=
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4036
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.1%
26th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-804 CWE-326

Affected Vendors

dwbooster

Related CVEs

CVE-2026-40948 N/A
CVE-2026-2986 6.4
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CVE-2026-41254 4.0