SECURITY REPORT · EXTENSHI SCAN
2FA Local
Firefox extension·by John
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
2FA Local's safety score vs every other extension we've scanned
Globally
51%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Privacy & Security
41%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 11,537 privacy & security extensions
Findings
17
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
8
median 4Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 17 distinct issues across 6 severities
17
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium17100%
Low00%
Info00%
Permissions requested
1 risky permission of 8 total
1 high-risk permission require attention
This extension requests 8 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Write to clipboard
Can place content onto your clipboard
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Add context menu items
Can add custom items to the right-click context menu
Low
Detect idle state
Can detect when your machine is idle, active, or locked
Low
Schedule tasks
Can schedule periodic background tasks
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Scan performed by extenshi.io · Aug 14, 2026
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