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SECURITY REPORT · EXTENSHI SCAN

Alt Text Viewer & Copier

Firefox extension·by KelvinMarsh
92
/ 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 & Copier's safety score vs every other extension we've scanned
Globally
68%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,636 extensions
In Other
34%of other extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 28,714 other extensions
Findings
5
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
3
median 3Declared in manifest
Active users
4
median 2vs category median

Findings breakdown

Automated security signal · 5 distinct issues across 6 severities
5
distinct issues
detected

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
Write to clipboard

Can place content onto your clipboard

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Scan performed by extenshi.io · Sep 6, 2026
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