{"id":"CVE-2023-2416","aliases":["EUVD-2023-33906","GHSA-hvfm-839j-xgqx"],"status":"published","title":"Online Booking \u0026 Scheduling Calendar for WordPress by vcita \u003c= 4.5 - Cross-Site Request Forgery to Account Logout","description":"The Online Booking \u0026 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.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00394,"percentile":0.33863,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2023-06-03T04:35:16Z","modified":"2026-06-17T05:52:32Z","products":[{"vendor":"vcita","product":"online booking \u0026 scheduling calendar for wordpress by vcita"},{"vendor":"vcita","product":"online_booking_\\\u0026_scheduling_calendar"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/f434585c-8533-4788-b0bc-5650390c29a8?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php#L55","tags":["x_transferred","Exploit"]},{"url":"https://blog.jonh.eu/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/3200129/meeting-scheduler-by-vcita/trunk/vcita-ajax-function.php?old=3191356\u0026old_path=meeting-scheduler-by-vcita%2Ftrunk%2Fvcita-ajax-function.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-2416"},{"url":"https://github.com/advisories/GHSA-hvfm-839j-xgqx"}],"sources":{"cve":[{"id":"CVE-2023-2416","title":"Online Booking \u0026 Scheduling Calendar for WordPress by vcita \u003c= 4.5 - Cross-Site Request Forgery to Account Logout","description":"The Online Booking \u0026 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.","status":"published","published":"2023-06-03T04:35:16.752Z","modified":"2026-04-08T17:33:05.019Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:35:24.004321Z"}],"euvd":[{"id":"EUVD-2023-33906","description":"The Online Booking \u0026 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.","status":"published","published":"2023-06-03T04:35:16Z","modified":"2026-04-08T17:33:05Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T19:24:33.344691Z"}],"ghsa":[{"id":"GHSA-hvfm-839j-xgqx","title":"The Online Booking \u0026 Scheduling Calendar for WordPress by vcita plugin for WordPress is...","description":"The Online Booking \u0026 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, 4.2.10. 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.","status":"published","published":"2023-06-03T06:31:26Z","modified":"2026-04-08T21:31:51Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:07:19.106047Z"}],"nvd":[{"id":"CVE-2023-2416","description":"The Online Booking \u0026 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.","status":"published","published":"2023-06-03T05:15:09.903Z","modified":"2026-06-17T05:52:32.207Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:08:03.795015Z"}]}}