SECURITY REPORT · EXTENSHI SCAN
DownThemAll!
Firefox extension·by Nils Maier
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
DownThemAll!'s safety score vs every other extension we've scanned
Globally
79.91%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
69.91%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
5
median 38Lower is safer
Risky permissions
4
median 1Critical + high perms
Total permissions
12
median 4All declared perms
Critical findings
2
median 2Severity = Critical
Findings breakdown
Automated security signal · 5 distinct issues across 6 severities
5
distinct issues
detected
detected
Scanners reported 9 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical240%
High00%
Needs Review00%
Medium360%
Low00%
Info00%
Permissions requested
4 risky permissions of 12 total
1 critical permission require attention
This extension requests 12 permissions in total. 4 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
Manage downloads
Can initiate downloads and access your download history
High
Access browsing history
Can read and modify your complete browsing history
High
View open tabs
Can see URLs and titles of all open tabs
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Open downloaded files
Can open files that have been downloaded
Medium
Custom menus
Can add custom items to the browser context menu
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Access session data
Can query and restore recently closed tabs and windows
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Monitor navigation
Can observe and track tab navigation events and URL changes
Low
Customize theme
Can change the browser theme appearance
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Scan performed by extenshi.io · Jul 25, 2026· partial run (some scanners failed)
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