SECURITY REPORT · EXTENSHI SCAN
AutoCloseExtNewTab
Firefox extension·by Sillylittleguy
0
/ 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
AutoCloseExtNewTab's safety score vs every other extension we've scanned
Globally
53%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,710 extensions
In Tabs
45%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 8,172 tabs extensions
Findings
4
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
0
median 3vs category median
Findings breakdown
Automated security signal · 4 findings across 5 severities
4
findings
detected
detected
Critical00%
High125%
Medium250%
Low125%
Info00%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
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
Browser extensions made transparent.