SECURITY REPORT · EXTENSHI SCAN
FreeCard ext.
Firefox extension·by FreeCard
66
/ 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
FreeCard ext.'s safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
Riskier ←→ Safer
Ranked against 401,999 extensions
In Games Entertainment
3%of games entertainment extensions carry more risk
Riskier ←→ Safer
Ranked against 9,480 games entertainment extensions
Findings
49
median 4Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
1
median 4vs category median
Findings breakdown
Automated security signal · 49 distinct issues across 6 severities
49
distinct issues
detected
detected
Critical36%
High714%
Needs Review00%
Medium3367%
Low510%
Info12%
Permissions requested
4 risky permissions of 4 total
1 critical permission require attention
This extension requests 4 permissions in total. 4 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
View open tabs
Can see URLs and titles of all open tabs
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
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Scan performed by extenshi.io · Aug 7, 2026
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