SECURITY REPORT · EXTENSHI SCAN
Thunder Download Support Pro
Chrome extension·by Thunder Pro
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
Thunder Download Support Pro's safety score vs every other extension we've scanned
Globally
5%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
7%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
54
median 16Lower is safer
Critical findings
5
median 0Severity = Critical
Permissions
9
median 3Declared in manifest
Active users
5000
median 14vs category median
Findings breakdown
Automated security signal · 54 distinct issues across 6 severities
54
distinct issues
detected
detected
Scanners reported 68 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical59%
High917%
Needs Review00%
Medium3259%
Low713%
Info12%
Permissions requested
6 risky permissions of 9 total
1 critical permission require attention
This extension requests 9 permissions in total. 6 of them grant broad capabilities that are worth a careful look.
Critical
Communicate with desktop apps
Can exchange messages with applications installed on your computer
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
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
Manage downloads
Can initiate downloads and access your download history
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
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
Show notifications
Can display desktop notifications outside the browser
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Scan performed by extenshi.io · Aug 23, 2026
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