SECURITY REPORT · EXTENSHI SCAN
Screenshot Youtube
Firefox extension·by Dunky.L
84
/ 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
Screenshot Youtube's safety score vs every other extension we've scanned
Globally
52%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,240 extensions
In Appearance
21%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 18,862 appearance extensions
Findings
16
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 2Declared in manifest
Active users
11
median 3vs category median
Findings breakdown
Automated security signal · 16 distinct issues across 6 severities
16
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium1594%
Low16%
Info00%
Permissions requested
3 permissions declared
No risky permissions
3 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Info
https://www.youtube.com/*
No additional information available.
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Scan performed by extenshi.io · Sep 13, 2026
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