CVE-2026-66453— WordPress Salon booking system plugin <= 10.30.26 - Broken Authentication vulnerability
Quick assessment
Affected
Dimitri Grassi Salon booking system
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Dimitri Grassi Salon booking system是意大利Dimitri Grassi个人开发者的一个理发店预约系统。 Dimitri Grassi Salon booking system 10.30.26及之前版本存在授权问题漏洞，该漏洞源于身份验证机制不当，可能导致未经身份验证的攻击者绕过身份验证。
Possible ATT&CK Techniques 1 AI
T1078 · Valid AccountsAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Dimitri Grassi | Salon booking system | n/a≤ 10.30.26 |
affected |
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I. Basic Information for CVE-2026-66453
Vulnerability Information
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Vulnerability Title
WordPress Salon booking system plugin <= 10.30.26 - Broken Authentication vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Broken Authentication in Salon booking system <= 10.30.26 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Dimitri Grassi Salon booking system 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dimitri Grassi Salon booking system是意大利Dimitri Grassi个人开发者的一个理发店预约系统。 Dimitri Grassi Salon booking system 10.30.26及之前版本存在授权问题漏洞，该漏洞源于身份验证机制不当，可能导致未经身份验证的攻击者绕过身份验证。
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 |
|---|---|---|---|---|
| Dimitri Grassi | Salon booking system | n/a ~ 10.30.26 | - |
|
II. Public POCs for CVE-2026-66453
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
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CVE-2026-81793
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Same weakness: CWE-288
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V. Comments for CVE-2026-66453
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