SECURITY REPORT · EXTENSHI SCAN
NihongoTube
Firefox extension·by NihongoTube
77
/ 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
NihongoTube's safety score vs every other extension we've scanned
Globally
17%of extensions carry more risk
Riskier ←→ Safer
Ranked against 421,529 extensions
In Language Support
16%of language support extensions carry more risk
Riskier ←→ Safer
Ranked against 4,594 language support extensions
Findings
40
median 10Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
712
median 3vs category median
Findings breakdown
Automated security signal · 40 distinct issues across 6 severities
40
distinct issues
detected
detected
Scanners reported 44 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High820%
Needs Review00%
Medium2357%
Low25%
Info718%
Permissions requested
2 permissions declared
No risky permissions
2 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
*://*.youtube.com/*
No additional information available.
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Scan performed by extenshi.io · Oct 22, 2026
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