CVE-2026-59523

6.5 mediumEPSS 0.3%

Missing Authorization vulnerability in NSquared Simply Schedule Appointments simply-schedule-appointments allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Simply Schedule Appointments: from n/a through 1.6.11.11.

CVSS 3.1: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS: 0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-25)
CWE: CWE-862
Published: 2026-07-13
Modified: 2026-10-24
Record from: the NVD, synced 2026-10-25

References

https://patchstack.com/database/wordpress/plugin/simply-schedule-appointments/vulnerability/wordpress-simply-schedule-appointments-plugin-1-6-11-11-broken-access-control-vulnerability?_s_id=cve

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