SECURITY REPORT · EXTENSHI SCAN
Restore closed tab button
Firefox extension·by KSnake_W
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
Restore closed tab button's safety score vs every other extension we've scanned
Globally
90.22%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
80.22%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
6
median 38Lower is safer
Risky permissions
1
median 1Critical + high perms
Total permissions
4
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 6 findings across 5 severities
6
findings
detected
detected
Critical00%
High117%
Medium350%
Low233%
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
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Access session data
Can query and restore recently closed tabs and windows
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Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
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