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SECURITY REPORT · EXTENSHI SCAN

Global Speed - Video Speed Control

Firefox extension·by POLYWOCK
91
/ 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

Global Speed - Video Speed Control's safety score vs every other extension we've scanned
Globally
90.62%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked across every extension we scan
In its category
80.62%of its category extensions carry more risk
This extension
Riskier ←→ Safer
Ranked within its category
Findings
11
median 38Lower is safer
Risky permissions
4
median 1Critical + high perms
Total permissions
9
median 4All declared perms
Critical findings
0
median 2Severity = Critical

Findings breakdown

Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected

Permissions requested

4 risky permissions of 9 total
4 high-risk permissions require attention
This extension requests 9 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Access all HTTPS sites

Can read and modify content on all encrypted websites

High
Access all HTTP sites

Can read and modify content on all non-encrypted websites

High
Access local files

Can read files on your local filesystem opened in the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Read clipboard

Can read text and data currently on your clipboard

Medium
Write to clipboard

Can place content onto your clipboard

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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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