SECURITY REPORT · EXTENSHI SCAN
Butter — Smart Card Recommender
Chrome extension·by buttercard
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
Butter — Smart Card Recommender's safety score vs every other extension we've scanned
Globally
14%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Lifestyle
14%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 43,972 lifestyle extensions
Findings
46
median 12Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 1Declared in manifest
Active users
4
median 26vs category median
Findings breakdown
Automated security signal · 46 distinct issues across 6 severities
46
distinct issues
detected
detected
Critical12%
High00%
Needs Review00%
Medium4496%
Low12%
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
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Show notifications
Can display desktop notifications outside the browser
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 21, 2026
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