SECURITY REPORT · EXTENSHI SCAN
Vimium C Community Fork
Chrome extension·by kiuber
0
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.
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
Vimium C Community Fork's safety score vs every other extension we've scanned
Globally
4%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
6%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
43
median 16Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
17
median 3Declared in manifest
Active users
7
median 14vs category median
Findings breakdown
Automated security signal · 43 distinct issues across 6 severities
43
distinct issues
detected
detected
Scanners reported 52 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical25%
High1228%
Needs Review00%
Medium2149%
Low819%
Info00%
Permissions requested
5 risky permissions of 17 total
5 high-risk permissions require attention
This extension requests 17 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Access browsing history
Can read and modify your complete browsing history
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
View open tabs
Can see URLs and titles of all open tabs
High
Manage downloads(optional)
Can initiate downloads and access your download history
High
Modify content settings(optional)
Can change per-site settings for cookies, JavaScript, plugins, and more
Medium
Read clipboard
Can read text and data currently on your clipboard
Medium
Write to clipboard
Can place content onto your clipboard
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Access session data
Can query and restore recently closed tabs and windows
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Medium
Access bookmarks
Can read and modify your saved bookmarks
Low
Access favicons
Can retrieve website favicon images
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Scan performed by extenshi.io · Aug 23, 2026
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