SECURITY REPORT · EXTENSHI SCAN
2FA Auto-Fill
Firefox extension·by DANG VO NGUYEN
71
/ 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 Auto-Fill's safety score vs every other extension we've scanned
Globally
16%of extensions carry more risk
Riskier ←→ Safer
Ranked against 392,440 extensions
In Privacy & Security
11%of privacy & security extensions carry more risk
Riskier ←→ Safer
Ranked against 12,316 privacy & security extensions
Findings
23
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 4Declared in manifest
Active users
1
median 3vs category median
Findings breakdown
Automated security signal · 23 distinct issues across 6 severities
23
distinct issues
detected
detected
Critical14%
High14%
Needs Review00%
Medium1565%
Low626%
Info00%
Permissions requested
2 risky permissions of 4 total
1 critical permission require attention
This extension requests 4 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
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Store local data
Can save data locally in the browser for persistence
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Scan performed by extenshi.io · Sep 21, 2026
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