SECURITY REPORT · EXTENSHI SCAN
YouTube Thumbnail Viewer+
Chrome extension·by Jasper
86
/ 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
YouTube Thumbnail Viewer+'s safety score vs every other extension we've scanned
Globally
55%of extensions carry more risk
Riskier ←→ Safer
Ranked against 397,380 extensions
In Make Chrome Yours
51%of make chrome yours extensions carry more risk
Riskier ←→ Safer
Ranked against 24,355 make chrome yours extensions
Findings
12
median 9Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
1
median 2Declared in manifest
Active users
150
median 18vs category median
Findings breakdown
Automated security signal · 12 distinct issues across 6 severities
12
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium1192%
Low18%
Info00%
Permissions requested
1 permission declared
No risky permissions
1 permission requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Jul 30, 2026
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