SECURITY REPORT · EXTENSHI SCAN
Auto Close All Tabs
Firefox extension·by Auto Close All Tabs
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
Auto Close All Tabs's safety score vs every other extension we've scanned
Globally
24%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,710 extensions
In Tabs
10%of tabs extensions carry more risk
Riskier ←→ Safer
Ranked against 8,172 tabs extensions
Findings
7
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 7 findings across 5 severities
7
findings
detected
detected
Critical114%
High114%
Medium457%
Low114%
Info00%
Permissions requested
2 risky permissions of 3 total
1 critical permission require attention
This extension requests 3 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
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.