SECURITY REPORT · EXTENSHI SCAN
LeetCode Archiver
Firefox extension·by rein5
88
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.
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
LeetCode Archiver's safety score vs every other extension we've scanned
Globally
52%of extensions carry more risk
Riskier ←→ Safer
Ranked against 415,885 extensions
In Web Development
48%of web development extensions carry more risk
Riskier ←→ Safer
Ranked against 15,409 web development extensions
Findings
17
median 9Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
5
median 3Declared 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%
High212%
Needs Review00%
Medium1271%
Low318%
Info00%
Permissions requested
2 risky permissions of 5 total
2 high-risk permissions require attention
This extension requests 5 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
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
Store local data
Can save data locally in the browser for persistence
Info
*://leetcode.com/*
No additional information available.
Info
*://api.github.com/*
No additional information available.
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Scan performed by extenshi.io · Oct 22, 2026
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