CVE-2026-16540 in Simply Schedule Appointments Plugin

Summary

by MITRE • 08/02/2026

The Simply Schedule Appointments WordPress plugin before 1.6.12.6 does not correctly restrict a bulk appointment operation to the requester's own records, allowing unauthenticated users to retrieve the personal data of all appointments across the site and, on premium editions, to permanently delete them.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsible: WPScan
• Reservation: 07/22/2026
• Disclosure: 08/02/2026
• Moderation: accepted
• Entry: VDB-385337
• CPE: ready
• CWE: CWE-863 (confirmed)
• CVSS: 7.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: low
• Sector: Hostingprovider

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-16540
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-16540
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-16540/