CVE-2026-57812— WordPress Simply Schedule Appointments plugin <= 1.6.12.4 - Broken Access Control vulnerability
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| NSquared | Simply Schedule Appointments | ≤ 1.6.12.4 | affected |
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I. Basic Information for CVE-2026-57812
Vulnerability Information
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Vulnerability Title
WordPress Simply Schedule Appointments plugin <= 1.6.12.4 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Simply Schedule Appointments 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
nsquared simply schedule appointments是nsquared个人开发者的一套在线预约安排插件。 WordPress Simply Schedule Appointments 1.6.12.4及之前版本存在授权问题漏洞，该漏洞源于授权问题，可能导致攻击者利用错误配置的访问控制安全级别。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NSquared | Simply Schedule Appointments | 0 ~ 1.6.12.4 | - |
II. Public POCs for CVE-2026-57812
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-57812 (1)
IV. Related Vulnerabilities
Same product: Simply Schedule Appointments
- CVE-2026-13358
Appointment Booking Calendar — Simply Schedule Appointments - CVE-2026-16541
Simply Schedule Appointments < 1.6.12.17 - Team Member+ User - CVE-2026-65513
WordPress Simply Schedule Appointments plugin <= 1.6.12.10 - - CVE-2026-65508
WordPress Simply Schedule Appointments plugin <= 1.6.12.10 - - CVE-2026-15254
Simply Schedule Appointments < 1.6.12.11 - Contributor+ Sens
Same vendor: NSquared
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WordPress Simply Schedule Appointments plugin <= 1.6.12.10 - - CVE-2026-65508
WordPress Simply Schedule Appointments plugin <= 1.6.12.10 - - CVE-2026-59523
WordPress Simply Schedule Appointments plugin <= 1.6.11.11 - - CVE-2026-57317
WordPress Simply Schedule Appointments plugin <= 1.6.12.2 - - CVE-2026-42384
WordPress Simply Schedule Appointments plugin < 1.6.11.2 - S
Same weakness: CWE-862
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V. Comments for CVE-2026-57812
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