SECURITY REPORT · EXTENSHI SCAN
Free URL Shortener
Firefox extension·by Free URL Shortener
73
/ 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
Free URL Shortener's safety score vs every other extension we've scanned
Globally
20%of extensions carry more risk
Riskier ←→ Safer
Ranked against 402,581 extensions
In Social & Communication
9%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 13,639 social & communication extensions
Findings
12
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
5
median 3vs category median
Findings breakdown
Automated security signal · 12 distinct issues across 6 severities
12
distinct issues
detected
detected
Scanners reported 17 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical18%
High542%
Needs Review00%
Medium542%
Low00%
Info18%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 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
Info
*://*/*
No additional information available.
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Scan performed by extenshi.io · Aug 7, 2026
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