SECURITY REPORT · EXTENSHI SCAN
JSloader
Firefox extension·by Firefox user 13244975
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
JSloader's safety score vs every other extension we've scanned
Globally
55.6%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
45.6%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
68
median 38Lower is safer
Risky permissions
6
median 1Critical + high perms
Total permissions
10
median 4All declared perms
Critical findings
0
median 2Severity = Critical
Findings breakdown
Automated security signal · 68 findings across 5 severities
68
findings
detected
detected
Critical00%
High1624%
Medium4160%
Low1116%
Info00%
Permissions requested
6 risky permissions of 10 total
2 critical permissions require attention
This extension requests 10 permissions in total. 6 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
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
High
View open tabs
Can see URLs and titles of all open tabs
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
Control proxy settings
Can route your browser traffic through a proxy server
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Info
*://*/*
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
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