SECURITY REPORT · EXTENSHI SCAN
Multi Sites Viewer
Firefox extension·by EggSystems Inc.
75
/ 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
Multi Sites Viewer's safety score vs every other extension we've scanned
Globally
25%of extensions carry more risk
Riskier ←→ Safer
Ranked against 409,539 extensions
In Social & Communication
12%of social & communication extensions carry more risk
Riskier ←→ Safer
Ranked against 13,675 social & communication extensions
Findings
10
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
2
median 3vs category median
Findings breakdown
Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected
detected
Critical110%
High220%
Needs Review00%
Medium660%
Low110%
Info00%
Permissions requested
3 risky permissions of 4 total
1 critical permission require attention
This extension requests 4 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
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
Medium
Store local data
Can save data locally in the browser for persistence
Are you the author of Multi Sites Viewer?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Multi Sites Viewer's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 18, 2026
Browser extensions made transparent.