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Vulnerability record · CVE-2023-2416 · published 3 June 2023

CVE-2023-2416: Vcita online booking \& scheduling calendar cross-site request forgery vulnerability

Vcita · Online Booking \& Scheduling Calendar

The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Cross-Site Request Forgery due to a missing nonce check on the vcita_logout_callback function in versions up to, and including, 4.5. This makes it possible for unauthenticated to logout a vctia connected account which would cause a denial of service on the appointment scheduler, via a forged request granted they can trick a site user into performing an action such as clicking on a link.

6.5 CVSS 3.1 Medium EPSS 0.39% · top 69.0% CWE-352 · Cross-site request forgery
6.5CVSS 3.1 base score
0.39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
7References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Cross-Site Request Forgery due to a missing nonce check on the vcita_logout_callback function in versions up to, and including, 4.5. This makes it possible for unauthenticated to logout a vctia connected account which would cause a denial of service on the appointment scheduler, via a forged request granted they can trick a site user into performing an action such as clicking on a link.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita ExploitThird Party Advisory
https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php#L55 Exploit
https://plugins.trac.wordpress.org/changeset/3200129/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php?old=319135
https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0bc-5650390c29a8?source=cve Third Party Advisory
https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita ExploitThird Party Advisory
https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php#L55 Exploit
https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0bc-5650390c29a8?source=cve Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2025-67472Vcita online booking \& scheduling calendar cross-site request forgery vulnerabilityCross-Site Request Forgery (CSRF) vulnerability in vcita Online Booking & Scheduling Calendar for WordPress by vcita meeting-scheduler-by-vcita allow…EPSS 0.15%7.2CVE-2025-54677Vcita online booking \& scheduling calendar unrestricted file upload vulnerabilityUnrestricted Upload of File with Dangerous Type vulnerability in vcita Online Booking & Scheduling Calendar for WordPress by vcita meeting-scheduler-…EPSS 0.44%6.5CVE-2024-37499Vcita online booking \& scheduling calendar path traversal vulnerabilityImproper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in vCita Online Booking & Scheduling Calendar for WordPr…EPSS 0.62%6.1CVE-2024-47638Vcita online booking \& scheduling calendar cross-site scripting vulnerabilityImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in vcita Online Booking & Scheduling Calendar for …EPSS 0.33%6.1CVE-2024-37262Vcita online booking \& scheduling calendar cross-site scripting vulnerabilityImproper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in vCita.Com Online Booking & Scheduling Ca…EPSS 0.31%6.1CVE-2024-5791Vcita online booking \& scheduling calendar cross-site scripting vulnerabilityThe Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'wp_id' par…EPSS 0.31%6.1CVE-2024-5859Vcita online booking \& scheduling calendar cross-site scripting vulnerabilityThe Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘d’ para…EPSS 0.31%6.1CVE-2023-39992Vcita online booking \& scheduling calendar cross-site scripting vulnerabilityUnauth. Reflected Cross-Site Scripting (XSS) vulnerability in vCita.Com Online Booking & Scheduling Calendar for WordPress by vcita plugin <= 4.3.2 v…EPSS 0.37%

Source: NIST National Vulnerability Database (record CVE-2023-2416), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.