CVE-2026-57812

MEDIUM 6.5

WordPress Simply Schedule Appointments plugin <= 1.6.12.4 - Broken Access Control vulnerability

CVSS Score

6.5

EPSS Score

0.3%

EPSS Percentile

25th

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 <= 1.6.12.4.

CWE	CWE-862
Vendor	nsquared
Product	simply schedule appointments
Published	Jul 13, 2026
Last Updated	Jul 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Affected Versions

NSquared / Simply Schedule Appointments

0 ≤ 1.6.12.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/simply-schedule-appointments/vulnerability/wordpress-simply-schedule-appointments-plugin-1-6-12-4-broken-access-control-vulnerability?_s_id=cve

Credits

hio | Patchstack Bug Bounty Program