SECURITY REPORT · EXTENSHI SCAN
Immerse Japanese — Japanese Vocabulary While Browsing
Chrome extension·by YB Techworks
0
/ 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
Immerse Japanese — Japanese Vocabulary While Browsing's safety score vs every other extension we've scanned
Globally
27%of extensions carry more risk
Riskier ←→ Safer
Ranked against 370,277 extensions
In Productivity
36%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,150 productivity extensions
Findings
48
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
41
median 14vs category median
Findings breakdown
Automated security signal · 48 distinct issues across 6 severities
48
distinct issues
detected
detected
Critical12%
High24%
Needs Review00%
Medium4390%
Low24%
Info00%
Permissions requested
5 risky permissions of 7 total
5 high-risk permissions require attention
This extension requests 7 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Manage downloads
Can initiate downloads and access your download history
High
View open tabs
Can see URLs and titles of all open tabs
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Observe web requests
Can monitor all network requests made by the browser
High
View most visited sites
Can see your most frequently visited websites
Medium
Store local data
Can save data locally in the browser for persistence
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 1, 2026
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