SECURITY REPORT · EXTENSHI SCAN
Custom Video Speed for YouTube™
Firefox extension·by Thomas Povinelli
0
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
Custom Video Speed for YouTube™'s safety score vs every other extension we've scanned
Globally
54%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
22%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
11
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
326
median 2vs category median
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium873%
Low327%
Info00%
Permissions requested
4 permissions declared
No risky permissions
4 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Info
https://youtube.com/*
No additional information available.
Info
https://youtu.be/*
No additional information available.
Info
https://www.youtube.com/*
No additional information available.
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Scan performed by extenshi.io · Aug 3, 2026
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