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SECURITY REPORT · EXTENSHI SCAN

Grablet – Video & Image Downloader

Firefox extension·by Grablet
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

Grablet – Video & Image Downloader's safety score vs every other extension we've scanned
Globally
5%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 421,529 extensions
In Photos Music Videos
2%of photos music videos extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 11,308 photos music videos extensions
Findings
103
median 7Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
35
median 3Declared in manifest
Active users
23
median 6vs category median

Findings breakdown

Automated security signal · 103 distinct issues across 6 severities
103
distinct issues
detected
Scanners reported 161 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

4 risky permissions of 35 total
4 high-risk permissions require attention
This extension requests 35 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
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
Observe web requests

Can monitor all network requests made by the browser

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
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Block requests with host access

Can block or redirect network requests and requires host permissions

Low
Schedule tasks

Can schedule periodic background tasks

Info
*://*.facebook.com/*

No additional information available.

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Scan performed by extenshi.io · Oct 22, 2026
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