SECURITY REPORT · EXTENSHI SCAN
Close All Tabs
Firefox extension·by mh
97
/ 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
Close All Tabs's safety score vs every other extension we've scanned
Globally
82%of extensions carry more risk
Riskier ←→ Safer
Ranked against 392,440 extensions
In Tabs
66%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 12,385 tabs extensions
Findings
2
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
1
median 2vs category median
Findings breakdown
Automated security signal · 2 distinct issues across 6 severities
2
distinct issues
detected
detected
Critical00%
High150%
Needs Review00%
Medium00%
Low150%
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
Browser settings
Can read and modify browser-wide settings
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Scan performed by extenshi.io · Sep 13, 2026
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