Security snapshot
Across 10 open-source-event-calendar WordPress sites indexed by TLDWP, compared to the all-WordPress average.
Grade A 0%
Grade B 0%
Grade C 0%
Grade D 0%
Grade F 100%
Fail the header check (F)100%vs 82.5% avg
Leak usernames30%vs 38.5% avg
Expose a sensitive file0%vs 1.8% avg
Use HTTPS100%vs 96.2% avg
What stands out
TLDWP currently associates 10 indexed WordPress sites with open-source-event-calendar, equivalent to 0% of the current WordPress dataset.
The largest measured difference is header-grade F: 100% versus 82.5% overall (+17.5 percentage points).
Username enumeration is 30% vs 38.5% overall (-8.5 pp); HTTPS adoption is 100% vs 96.2% overall (+3.8 pp); Sensitive-file exposure is 0% vs 1.8% overall (-1.8 pp).
These are observational associations among sites where TLDWP detected open-source-event-calendar, not evidence that the technology, provider, or domain attribute caused a security outcome. See the overall WordPress security baseline.
| Domain | Version | Exposures | Headers | Last Checked |
|---|---|---|---|---|
| z*s*m*e*b*u*c*e*.de (WP 7.1) | — | F | Sep 5, 2026 | |
| r*f*w*s*e*e.com | — | F | Aug 30, 2026 | |
| r*f*a*d*l*e*u*i*.com | — | F | Aug 30, 2026 | |
| r*f*a*d*l*e.com | — | F | Aug 30, 2026 | |
| l*a*s.org (WP 7.1) | — | F | Aug 30, 2026 | |
| h*f*e*e*n*c*a*t*h*g*e*b*c*.de (WP 7.0.4) | — | F | Aug 25, 2026 | |
| m*-*e*r*g.de (WP 7.0.4) | — | F | Aug 17, 2026 | |
| g*e*o*t*r*n*.com (WP 7.0.4) | — | F | Aug 15, 2026 | |
| s*u*i*w*l*e.de (WP 7.0) | — | F | Aug 6, 2026 | |
| t*e*r*m*s*o*l*.com (WP 7.0.2) | — | F | Jul 24, 2026 |
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