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SECURITY REPORT · EXTENSHI SCAN

DownloadStudio

Firefox extension·by Conceiva
79
/ 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

DownloadStudio's safety score vs every other extension we've scanned
Globally
78.9%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked across every extension we scan
In its category
68.9%of its category extensions carry more risk
This extension
Riskier ←→ Safer
Ranked within its category
Findings
38
median 38Lower is safer
Risky permissions
8
median 1Critical + high perms
Total permissions
10
median 4All declared perms
Critical findings
2
median 2Severity = Critical

Findings breakdown

Automated security signal · 38 distinct issues across 6 severities
38
distinct issues
detected
Scanners reported 39 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

8 risky permissions of 10 total
1 critical permission require attention
This extension requests 10 permissions in total. 8 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
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

High
Manage downloads

Can initiate downloads and access your download history

High
Observe web requests

Can monitor all network requests made by the browser

High
Block and modify web requests

Can intercept, block, or modify any network request before it completes

High
Access all HTTP sites

Can read and modify content on all non-encrypted websites

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Store local data

Can save data locally in the browser for persistence

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