SECURITY REPORT · EXTENSHI SCAN
Kumiko Companion
Firefox extension·by nicooo
0
/ 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
Kumiko Companion's safety score vs every other extension we've scanned
Globally
80.74%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
70.74%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
1
median 38Lower is safer
Risky permissions
1
median 1Critical + high perms
Total permissions
2
median 4All declared perms
Critical findings
1
median 2Severity = Critical
Findings breakdown
Automated security signal · 1 distinct issue across 6 severities
1
distinct issues
detected
detected
Critical1100%
High00%
Needs Review00%
Medium00%
Low00%
Info00%
Permissions requested
1 risky permission of 2 total
1 critical permission require attention
This extension requests 2 permissions in total. 1 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
Medium
Add context menu items
Can add custom items to the right-click context menu
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Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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