SECURITY REPORT · EXTENSHI SCAN
Tethernet
Chrome extension
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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
Tethernet's safety score vs every other extension we've scanned
Globally
5%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
6%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
62
median 16Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
10
median 3Declared in manifest
Active users
0
median 14vs category median
Findings breakdown
Automated security signal · 62 distinct issues across 6 severities
62
distinct issues
detected
detected
Critical23%
High1321%
Needs Review12%
Medium3963%
Low711%
Info00%
Permissions requested
6 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 6 of them grant broad capabilities that are worth a careful look.
Critical
Browser debugger access
Can attach to tabs and inspect/modify all page data using Chrome DevTools protocol
High
View open tabs
Can see URLs and titles of all open tabs
High
Observe web requests
Can monitor all network requests made by the browser
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Manage downloads
Can initiate downloads and access your download history
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Low
Create offscreen documents
Can create hidden documents for background processing tasks
Info
windows
No additional information available.
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Scan performed by extenshi.io · Aug 21, 2026
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