CVE-2023-2416

low-risk
Published 2023-06-03

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.

Do I need to act?

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0.10% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.4/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Online Booking \& Scheduling Calendar

Affected Vendors

Vcita

References (7)

Exploit https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
Exploit https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcit...
https://plugins.trac.wordpress.org/changeset/3200129/meeting-scheduler-by-vcita/...
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0b...
Exploit https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
Exploit https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcit...
Third Party Advisory https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0b...
26
/ 100
low-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal