SECURITY REPORT · EXTENSHI SCAN
YouTube Ad Download Master
Chrome extension·by Adslibrary.ai
0
/ 100 SAFETY SCORE
CRITICAL
Severe indicators. Treat as unsafe until the developer addresses these findings.
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
YouTube Ad Download Master's safety score vs every other extension we've scanned
Globally
0%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,726 extensions
In Productivity
0%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 25,973 productivity extensions
Findings
108
median 10Lower is safer
Critical findings
4
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
643
median 23vs category median
Findings breakdown
Automated security signal · 108 findings across 5 severities
108
findings
detected
detected
Critical44%
High4542%
Medium5450%
Low44%
Info11%
Permissions requested
2 risky permissions of 4 total
2 high-risk permissions require attention
This extension requests 4 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
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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