SECURITY REPORT · EXTENSHI SCAN
Advanced Image Viewer
Firefox extension·by Kiu
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
Advanced Image Viewer's safety score vs every other extension we've scanned
Globally
25%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,331 extensions
In Photos Music Videos
12%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 6,874 photos music videos extensions
Findings
8
median 3Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
25
median 9vs category median
Findings breakdown
Automated security signal · 8 findings across 5 severities
8
findings
detected
detected
Critical113%
High00%
Medium675%
Low113%
Info00%
Permissions requested
1 risky permission of 3 total
1 critical permission require attention
This extension requests 3 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
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Jun 25, 2026
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