SECURITY REPORT · EXTENSHI SCAN
Block YouTube Shorts and Playables
Firefox extension·by Sandy.S
83
/ 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
Block YouTube Shorts and Playables's safety score vs every other extension we've scanned
Globally
49%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,509 extensions
In Photos Music Videos
30%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 11,254 photos music videos extensions
Findings
11
median 5Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
1629
median 6vs category median
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Critical218%
High327%
Needs Review00%
Medium436%
Low218%
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
*://*.youtube.com/*
No additional information available.
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Scan performed by extenshi.io · Oct 17, 2026
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