SECURITY REPORT · EXTENSHI SCAN
Vim Vixen
Firefox extension·by Shin'ya Ueoka
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
Vim Vixen's safety score vs every other extension we've scanned
Globally
5%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Appearance
1%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 17,915 appearance extensions
Findings
42
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
9
median 2Declared in manifest
Active users
612
median 3vs category median
Findings breakdown
Automated security signal · 42 distinct issues across 6 severities
42
distinct issues
detected
detected
Scanners reported 44 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical00%
High410%
Needs Review00%
Medium2867%
Low25%
Info819%
Permissions requested
3 risky permissions of 9 total
1 critical permission require attention
This extension requests 9 permissions in total. 3 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
Access browsing history
Can read and modify your complete browsing history
High
View open tabs
Can see URLs and titles of all open tabs
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
Read clipboard
Can read text and data currently on your clipboard
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Access bookmarks
Can read and modify your saved bookmarks
Medium
Browser settings
Can read and modify browser-wide settings
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Scan performed by extenshi.io · Aug 25, 2026
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