SECURITY REPORT · EXTENSHI SCAN
Switch To Previous Active Tab & Reload All Tabs
Firefox extension·by jscher2000
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
Switch To Previous Active Tab & Reload All Tabs's safety score vs every other extension we've scanned
Globally
86.28%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
76.28%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
10
median 38Lower is safer
Risky permissions
1
median 1Critical + high perms
Total permissions
5
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected
detected
Scanners reported 11 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High110%
Needs Review00%
Medium880%
Low110%
Info00%
Permissions requested
1 risky permission of 5 total
1 high-risk permission require attention
This extension requests 5 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
Custom menus
Can add custom items to the browser context menu
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Container tabs
Can manage Firefox container tabs and their identities
Low
Manage tab groups
Can create and manage tab groups
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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