TI-2023-02270 Aliases CVE-2023-2416 GHSA-hvfm-839j-xgqx

Online Booking & Scheduling Calendar for WordPress by vcita <= 4.5 - Cross-Site Request Forgery to Account Logout

LOW 29CWE-352Published 2023-06-03 · Updated 2026-04-08

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Tampering
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00394 33rd percentileScored 2026-11-07

Public exploit Yes 2 exploit referencesTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
vcita	Online Booking & Scheduling Calendar for WordPress by vcita	up to 4.5	—	No fix listed	CNA

Online Booking & Scheduling Calendar for WordPress by vcita Vendorvcita Affected up to 4.5 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:vcita:online_booking_\&_scheduling_calendar::::::wordpress::*	up to 4.2.10	Vulnerable	vcita

cpe:2.3:a:vcita:online_booking_\&_scheduling_calendar:*:*:*:*:*:wordpress:*:* Versions up to 4.2.10 Vulnerable ·vcita

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-2416
2026-10-03 Alias added: GHSA-hvfm-839j-xgqx

References

Exploit 2

Advisory 1

https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0bc-5650390c29a8?source=cve

Other 1

https://plugins.trac.wordpress.org/changeset/3200129/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php?old=3191356&old_path=meeting-scheduler-by-vcita%2Ftrunk%2Fvcita-ajax-function.php

TI-2025-34440 Unrestricted file upload in vcita Online Booking & Scheduling Calendar for WordPress by… CVSS 3.1CRITICAL 9.1
TI-2023-02155 Online Booking & Scheduling Calendar for WordPress by vcita <= 4.3.0 - Unauthenticated Stored Cross-Site Scripting CVSS 3.1HIGH 7.2
TI-2025-41231 Cross-site request forgery in vcita Online Booking & Scheduling Calendar for WordPress by… CVSS 3.1HIGH 8.8
TI-2024-31917 Cross-site scripting in vcita Online Booking & Scheduling Calendar for WordPress by vcita CVSS 3.1HIGH 7.1
TI-2024-24777 WordPress Online Booking & Scheduling Calendar plugin <= 4.4.2 - Reflected Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
TI-2024-05370 Cross-site scripting in vcita Online Booking & Scheduling Calendar for WordPress by vcita CVSS 3.1HIGH 7.2

See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences