SECURITY REPORT · EXTENSHI SCAN
Alt Text Viewer Web
Firefox extension·by Fedos
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
Alt Text Viewer Web's safety score vs every other extension we've scanned
Globally
56%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,710 extensions
In Photos Music Videos
46%of photos music videos extensions carry more risk
Riskier ←→ Safer
Ranked against 6,884 photos music videos extensions
Findings
4
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
0
median 9vs category median
Findings breakdown
Automated security signal · 4 findings across 5 severities
4
findings
detected
detected
Critical00%
High00%
Medium375%
Low125%
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
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
Browser extensions made transparent.