SECURITY REPORT · EXTENSHI SCAN
Dual Preview: Mobile View & Responsive Tester
Chrome extension·by Kamil Łukasiewicz
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
Dual Preview: Mobile View & Responsive Tester's safety score vs every other extension we've scanned
Globally
4%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
5%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
307
median 16Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
9
median 3Declared in manifest
Active users
235
median 14vs category median
Findings breakdown
Automated security signal · 307 distinct issues across 6 severities
307
distinct issues
detected
detected
Critical31%
High165%
Needs Review00%
Medium27891%
Low103%
Info00%
Permissions requested
5 risky permissions of 9 total
1 critical permission require attention
This extension requests 9 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
Critical
Browser debugger access
Can attach to tabs and inspect/modify all page data using Chrome DevTools protocol
High
Delete browsing data
Can remove browsing history, cookies, cache, and other browsing data
High
Access browsing history
Can read and modify your complete browsing history
High
Access browser cookies
Can read and modify cookies, potentially accessing login sessions
High
Observe web requests
Can monitor all network requests made by the browser
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
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
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
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Scan performed by extenshi.io · Aug 13, 2026
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