SECURITY REPORT · EXTENSHI SCAN
KiYomi
Firefox extension·by Occupied Octopus
0
/ 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
KiYomi's safety score vs every other extension we've scanned
Globally
85.76%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
75.76%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
11
median 38Lower is safer
Risky permissions
7
median 1Critical + high perms
Total permissions
12
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Critical00%
High218%
Needs Review00%
Medium655%
Low327%
Info00%
Permissions requested
7 risky permissions of 12 total
2 critical permissions require attention
This extension requests 12 permissions in total. 7 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
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
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
High
Access all HTTP sites
Can read and modify content on all non-encrypted websites
High
Access all HTTPS sites
Can read and modify content on all encrypted websites
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Write to clipboard
Can place content onto your clipboard
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
Medium
Read clipboard
Can read text and data currently on your clipboard
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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