SECURITY REPORT · EXTENSHI SCAN
Canvas Refined
Firefox extension·by Guy
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
Canvas Refined's safety score vs every other extension we've scanned
Globally
49%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Appearance
20%of appearance extensions carry more risk
Riskier ←→ Safer
Ranked against 17,915 appearance extensions
Findings
62
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 2Declared in manifest
Active users
9
median 3vs category median
Findings breakdown
Automated security signal · 62 distinct issues across 6 severities
62
distinct issues
detected
detected
Critical00%
High00%
Needs Review00%
Medium6198%
Low12%
Info00%
Permissions requested
1 risky permission of 2 total
1 high-risk permission require attention
This extension requests 2 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
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
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Scan performed by extenshi.io · Jul 31, 2026
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