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MediumFTP Anonymous Login CheckerSome anonymous FTP servers do not require user authentication for file access. These servers permit anonymous ftp login activities. If you don’t have a specific purpose, you should not let anonymous login to your FTP server. You can use this tool to undertake a login checker whether your FTP servers permits anonymous login.
11 hours agoCriticalCVE-2025-54988 ScannerCVE-2025-54988 Scanner - XML External Entity (XXE) Injection vulnerability in Apache Tika
2 days agoMediumSSL CrimeCheck your SSL/TLS configuration for Crime vulnerability. Compression methods you are using may put you into danger. Let's check your SSL for compression security.
3 days agoHighMITRE Caldera Default Login ScannerThis scanner detects the use of MITRE Caldera in digital assets. It identifies instances that still accept the default operator credentials shipped with the insecure default configuration. Detecting this exposure early helps prevent a full takeover of the adversary-emulation server.
7 days agoCriticalCVE-2026-88771 Scanner (Version Based)CVE-2026-88771 Scanner - Remote Code Execution (RCE) vulnerability in Citrix NetScaler ADC and Gateway
14 days agoEach finding.
Clearly explained.
app.s4e.io / scan-reports
Scan Reports
| Target | Port | Name | Severity | Status | Source | Last Detected | Action | |
|---|---|---|---|---|---|---|---|---|
| demo.s4e.io | 80 | SQL Injection | Critical | Open | Manual Scan | 15 Apr 2026 23:41 | ··· | |
| demo.s4e.io | 443 | Exposed .env file | Critical | Open | Continuous Scan | 15 Apr 2026 23:40 | ··· | |
| api.demo.s4e.io | 443 | Reflected XSS | High | Re-Opened | Continuous Scan | 15 Apr 2026 23:39 | ··· | |
| demo.s4e.io | 443 | Outdated jQuery CVE-2019-11358 | High | Open | Continuous Scan | 15 Apr 2026 23:38 | ··· | |
| admin.demo.s4e.io | 80 | Directory Listing Enabled | Medium | Open | Continuous Scan | 15 Apr 2026 23:37 | ··· | |
| demo.s4e.io | 443 | Missing HSTS Header | Medium | Open | Continuous Scan | 15 Apr 2026 23:36 | ··· | |
| demo.s4e.io | 443 | Subdomain Finder Online | Informational | Open | Continuous Scan | 15 Apr 2026 23:35 | ··· |
+39 more findings in the full report
This is what S4E.io found on a public demo domain in a few hours.
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“
S4E.io found a SQL injection we'd had for 8 months.
We fixed it in an afternoon.
Our pentest company missed it entirely.
Alex K.CTO, SaaS Startup