SECURITY REPORT · EXTENSHI SCAN
Visa Slot Checker – Auto Refresh extension
Chrome extension·by extensionset
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
Visa Slot Checker – Auto Refresh extension's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,712 extensions
In Productivity
22%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 25,973 productivity extensions
Findings
19
median 10Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
2000
median 23vs category median
Findings breakdown
Automated security signal · 19 findings across 5 severities
19
findings
detected
detected
Critical211%
High15%
Medium1474%
Low211%
Info00%
Permissions requested
2 risky permissions of 6 total
2 high-risk permissions require attention
This extension requests 6 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
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
Medium
Show notifications
Can display desktop notifications outside the browser
Low
Schedule tasks
Can schedule periodic background tasks
Low
Create offscreen documents
Can create hidden documents for background processing tasks
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Scan performed by extenshi.io · Jun 25, 2026
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