SECURITY REPORT · EXTENSHI SCAN
Simple mass downloader
Firefox extension·by George Prec
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
Simple mass downloader's safety score vs every other extension we've scanned
Globally
9%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Other
3%of other extensions carry more risk
Riskier ←→ Safer
Ranked against 26,888 other extensions
Findings
42
median 3Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
11
median 3Declared in manifest
Active users
9373
median 2vs category median
Findings breakdown
Automated security signal · 42 distinct issues across 6 severities
42
distinct issues
detected
detected
Scanners reported 43 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical25%
High614%
Needs Review00%
Medium2867%
Low614%
Info00%
Permissions requested
3 risky permissions of 11 total
1 critical permission require attention
This extension requests 11 permissions in total. 3 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites
Can read and modify content on every website you visit
High
View open tabs
Can see URLs and titles of all open tabs
High
Manage downloads
Can initiate downloads and access your download history
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Unlimited local storage
Can store large amounts of data locally without size limits
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
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
Monitor navigation
Can observe and track tab navigation events and URL changes
Info
*://*/*
No additional information available.
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Scan performed by extenshi.io · Jul 27, 2026
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