SECURITY REPORT · EXTENSHI SCAN
NxTools Download Interceptor
Firefox extension·by XFiend
0
/ 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
NxTools Download Interceptor's safety score vs every other extension we've scanned
Globally
7%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Download Management
3%of download management extensions carry more risk
Riskier ←→ Safer
Ranked against 4,307 download management extensions
Findings
50
median 4Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
11
median 4Declared in manifest
Active users
1
median 9vs category median
Findings breakdown
Automated security signal · 50 distinct issues across 6 severities
50
distinct issues
detected
detected
Critical24%
High714%
Needs Review00%
Medium2958%
Low1224%
Info00%
Permissions requested
7 risky permissions of 11 total
7 high-risk permissions require attention
This extension requests 11 permissions in total. 7 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
Manage downloads
Can initiate downloads and access your download history
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
Observe web requests
Can monitor all network requests made by the browser
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
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
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Scan performed by extenshi.io · Aug 20, 2026
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