extenshi.io
SECURITY REPORT · EXTENSHI SCAN

OFDownloader

Firefox extension·by SMDAPP
63
/ 100 SAFETY SCORE
RISKY
Several elevated signals. Read the findings before sharing this with your team.

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

OFDownloader's safety score vs every other extension we've scanned
Globally
7%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,632 extensions
In Privacy & Security
5%of privacy & security extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 12,500 privacy & security extensions
Findings
88
median 5Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
14
median 4Declared in manifest
Active users
71
median 3vs category median

Findings breakdown

Automated security signal · 88 distinct issues across 6 severities
88
distinct issues
detected
Scanners reported 133 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

5 risky permissions of 14 total
5 high-risk permissions require attention
This extension requests 14 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Access browser cookies

Can read and modify cookies, potentially accessing login sessions

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
View open tabs

Can see URLs and titles of all open tabs

High
Manage downloads

Can initiate downloads and access your download history

High
Observe web requests

Can monitor all network requests made by the browser

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access user identity

Can get OAuth2 tokens and access your Google account identity

Medium
Access current tab

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

Medium
Open downloaded files

Can open files that have been downloaded

Low
Block network requests (declarative)

Can block or redirect network requests using predefined rules without seeing content

Info
http://localhost/*

No additional information available.

Info
https://hlsdownloader.com/*

No additional information available.

Info
https://www.hlsdownloader.com/*

No additional information available.

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Scan performed by extenshi.io · Aug 30, 2026
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