SECURITY REPORT · EXTENSHI SCAN
Nyan Cat Progress Bar for YouTube™ (2025)
Chrome extension·by Justin
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
Nyan Cat Progress Bar for YouTube™ (2025)'s safety score vs every other extension we've scanned
Globally
31%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,712 extensions
In Lifestyle
50%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 6,925 lifestyle extensions
Findings
5
median 8Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
2
median 1Declared in manifest
Active users
4000
median 47vs category median
Findings breakdown
Automated security signal · 5 findings across 5 severities
5
findings
detected
detected
Critical120%
High00%
Medium360%
Low120%
Info00%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jun 25, 2026
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