SECURITY REPORT · EXTENSHI SCAN
Udemy Course Downloader 2026
Firefox extension·by appcoupon
0
/ 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
Udemy Course Downloader 2026's safety score vs every other extension we've scanned
Globally
48%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Download Management
34%of download management extensions carry more risk
Riskier ←→ Safer
Ranked against 4,307 download management extensions
Findings
11
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 4Declared in manifest
Active users
97
median 9vs category median
Findings breakdown
Automated security signal · 11 distinct issues across 6 severities
11
distinct issues
detected
detected
Critical00%
High218%
Needs Review00%
Medium655%
Low327%
Info00%
Permissions requested
2 risky permissions of 6 total
2 high-risk permissions require attention
This extension requests 6 permissions in total. 2 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
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
Info
https://www.udemy.com/course/*
No additional information available.
Info
https://*.udemycdn.com/*
No additional information available.
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Scan performed by extenshi.io · Aug 24, 2026
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