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Domain Security Report for s*e*l*u*n*e*v*l*.nl

Domain Information

WordPress Version: 5.4.21 VULNERABLE

Theme: kids-education-pro (used by 13 domains)

Last Checked: 2026-08-14 09:25:40

HTTPS: Yes

Plugins (6)

Plugin Used By
availability-calendar 118
download-manager 20,288
gdpr-cookie-compliance 66,371
paytium 303
tp-education 73
visitors-traffic-real-time-statistics 5,037

Security Headers

F
Grade F

6 missing headers

Missing headers:

  • Strict-Transport-Security (HSTS) — Forces HTTPS connections ?
  • Content-Security-Policy (CSP) — Prevents XSS attacks ?
  • X-Content-Type-Options — Prevents MIME sniffing ?
  • X-Frame-Options — Prevents clickjacking ?
  • Referrer-Policy — Controls referrer information ?
  • Permissions-Policy — Limits browser features ?

Exposed Files & Configurations

This domain has publicly accessible security-sensitive files or configurations:

  • Vulnerable WordPress Version (5.4.21) — outdated core with known vulnerabilities. Update to the latest release immediately.
  • User enumeration exposed — Usernames are publicly discoverable via the REST API or author archives, aiding brute-force attacks ?

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