SECURITY REPORT · EXTENSHI SCAN
EstateMetrics
Firefox extension·by Maxi Zimmermann
73
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
EstateMetrics's safety score vs every other extension we've scanned
Globally
20%of extensions carry more risk
Riskier ←→ Safer
Ranked against 409,539 extensions
In Shopping
14%of shopping extensions carry more risk
Riskier ←→ Safer
Ranked against 4,482 shopping extensions
Findings
24
median 6Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 4Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 24 distinct issues across 6 severities
24
distinct issues
detected
detected
Scanners reported 34 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical28%
High313%
Needs Review00%
Medium625%
Low1146%
Info28%
Permissions requested
1 risky permission of 8 total
1 high-risk permission require attention
This extension requests 8 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://firestore.googleapis.com/*
No additional information available.
Info
https://*.googleapis.com/*
No additional information available.
Info
https://*.firebaseio.com/*
No additional information available.
Info
https://data-api.ecb.europa.eu/*
No additional information available.
Info
https://nominatim.openstreetmap.org/*
No additional information available.
Info
*://*.immobilienscout24.de/*
No additional information available.
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Scan performed by extenshi.io · Aug 6, 2026
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