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SECURITY REPORT · EXTENSHI SCAN

EVALWebSigner

Firefox extension·by EVAL
66
/ 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

EVALWebSigner's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 409,539 extensions
In Privacy & Security
7%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,541 privacy & security extensions
Findings
41
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
6
median 4Declared in manifest
Active users
167
median 3vs category median

Findings breakdown

Automated security signal · 41 distinct issues across 6 severities
41
distinct issues
detected

Permissions requested

5 risky permissions of 6 total
1 critical permission require attention
This extension requests 6 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps

Can exchange messages with applications installed on your computer

High
Manage downloads

Can initiate downloads and access your download history

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
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Aug 6, 2026
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