CVE-2026-39447— WordPress Simply Schedule Appointments plugin <= 1.6.10.6 - Cross Site Scripting (XSS) vulnerability
Possible ATT&CK Techniques 1AI
T1189 · Drive-by CompromiseAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| NSquared | Simply Schedule Appointments | n/a≤ 1.6.10.6 | affected |
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I. Basic Information for CVE-2026-39447
Vulnerability Information
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Vulnerability Title
WordPress Simply Schedule Appointments plugin <= 1.6.10.6 - Cross Site Scripting (XSS) vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in Simply Schedule Appointments <= 1.6.10.6 versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
NSquared Simply Schedule Appointments 跨站脚本漏洞
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。 NSquared Simply Schedule Appointments 1.6.10.6及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击。
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 | n/a ~ 1.6.10.6 | - |
II. Public POCs for CVE-2026-39447
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · NSquared · 2026-06-15 · 3 CVEs total
| CVE-2026-39493 | 9.3 CRITICAL | WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - SQL Injection vulnerability |
| CVE-2026-42384 | 7.5 HIGH | WordPress Simply Schedule Appointments plugin < 1.6.11.2 - Sensitive Data Exposure vulnera |
IV. Related Vulnerabilities
Same product: Simply Schedule Appointments
- CVE-2026-42384
WordPress Simply Schedule Appointments plugin < 1.6.11.2 - S - CVE-2026-39493
WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - - CVE-2026-39694
WordPress Simply Schedule Appointments plugin <= 1.6.10.2 - - CVE-2026-39495
WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - - CVE-2025-69315
WordPress Simply Schedule Appointments plugin <= 1.6.9.15 -
Same vendor: NSquared
- CVE-2026-42384
WordPress Simply Schedule Appointments plugin < 1.6.11.2 - S - CVE-2026-39493
WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - - CVE-2026-39694
WordPress Simply Schedule Appointments plugin <= 1.6.10.2 - - CVE-2026-39495
WordPress Simply Schedule Appointments plugin <= 1.6.9.27 - - CVE-2025-69315
WordPress Simply Schedule Appointments plugin <= 1.6.9.15 -
Same weakness: CWE-79
- CVE-2026-32208
Microsoft Edge (Chromium-based) Spoofing Vulnerability - CVE-2026-12621
Cross-Site Scripting (XSS) Vulnerability in Password Reset R - CVE-2026-12619
GridTime™ 3000 GNSS Time Server CSRF to XSS - CVE-2026-12430
Blocksy Companion <= 2.1.45 - Authenticated (Editor+) Stored - CVE-2026-12157
BetterDocs <= 4.5.3 - Authenticated (Contributor+) Stored Cr
V. Comments for CVE-2026-39447
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