extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Marklet

Firefox extension·by Reza Jelodar
74
/ 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

Marklet's safety score vs every other extension we've scanned
Globally
22%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 403,277 extensions
In Productivity
28%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 194,471 productivity extensions
Findings
120
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
1
median 14vs category median

Findings breakdown

Automated security signal · 120 distinct issues across 6 severities
120
distinct issues
detected

Permissions requested

2 risky permissions of 7 total
1 critical permission require attention
This extension requests 7 permissions in total. 2 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

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

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

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Unlimited local storage

Can store large amounts of data locally without size limits

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

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Scan performed by extenshi.io · Aug 12, 2026
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