SECURITY REPORT · EXTENSHI SCAN
Custom Themes for YouTube™
Chrome extension·by Tools4Life
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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 Themes for YouTube™'s safety score vs every other extension we've scanned
Globally
6%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,711 extensions
In Lifestyle
12%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 6,925 lifestyle extensions
Findings
22
median 8Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
3
median 1Declared in manifest
Active users
478
median 47vs category median
Findings breakdown
Automated security signal · 22 findings across 5 severities
22
findings
detected
detected
Critical29%
High627%
Medium1464%
Low00%
Info00%
Permissions requested
1 risky permission of 3 total
1 high-risk permission require attention
This extension requests 3 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
Access current tab
Can temporarily access the content of the active tab when you click the extension
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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