SECURITY REPORT · EXTENSHI SCAN
Local Short URL
Firefox extension·by Kan-Ru Chen
84
/ 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
Local Short URL's safety score vs every other extension we've scanned
Globally
50%of extensions carry more risk
Riskier ←→ Safer
Ranked against 403,277 extensions
In Bookmarks
32%of bookmarks extensions carry more risk
Riskier ←→ Safer
Ranked against 6,472 bookmarks extensions
Findings
9
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared in manifest
Active users
2
median 2vs category median
Findings breakdown
Automated security signal · 9 distinct issues across 6 severities
9
distinct issues
detected
detected
Critical00%
High333%
Needs Review00%
Medium444%
Low222%
Info00%
Permissions requested
3 risky permissions of 5 total
3 high-risk permissions require attention
This extension requests 5 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
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
Block and modify web requests
Can intercept, block, or modify any network request before it completes
Medium
Access bookmarks
Can read and modify your saved bookmarks
Medium
Write to clipboard
Can place content onto your clipboard
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Scan performed by extenshi.io · Aug 17, 2026
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