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SECURITY REPORT · EXTENSHI SCAN

Permaref

Firefox extension·by Michael Wehs
85
/ 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

Permaref's safety score vs every other extension we've scanned
Globally
53%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,224 extensions
In Language Support
37%of language support extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 4,479 language support extensions
Findings
10
median 5Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
1
median 3vs category median

Findings breakdown

Automated security signal · 10 distinct issues across 6 severities
10
distinct issues
detected

Permissions requested

3 risky permissions of 6 total
3 high-risk permissions require attention
This extension requests 6 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

High
Access all HTTP sites

Can read and modify content on all non-encrypted websites

High
Access all HTTPS sites

Can read and modify content on all encrypted websites

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Write to clipboard

Can place content onto your clipboard

Medium
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Aug 22, 2026
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