SECURITY REPORT · EXTENSHI SCAN
Better Tab Groups
Firefox extension·by Mzero
92
/ 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
Better Tab Groups's safety score vs every other extension we've scanned
Globally
70%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,560 extensions
In Tabs
47%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 12,641 tabs extensions
Findings
40
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
342
median 3vs category median
Findings breakdown
Automated security signal · 40 distinct issues across 6 severities
40
distinct issues
detected
detected
Critical00%
High13%
Needs Review00%
Medium3895%
Low13%
Info00%
Permissions requested
1 risky permission of 4 total
1 high-risk permission require attention
This extension requests 4 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
Low
Schedule tasks
Can schedule periodic background tasks
Low
Manage tab groups
Can create and manage tab groups
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Scan performed by extenshi.io · Oct 17, 2026
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