SECURITY REPORT · EXTENSHI SCAN
MTDevTool
Chrome extension·by rbmyself120
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
MTDevTool's safety score vs every other extension we've scanned
Globally
2%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
3%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
116
median 16Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
11
median 3Declared in manifest
Active users
3000
median 14vs category median
Findings breakdown
Automated security signal · 116 distinct issues across 6 severities
116
distinct issues
detected
detected
Scanners reported 136 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.
Critical33%
High1614%
Needs Review00%
Medium7060%
Low2219%
Info54%
Permissions requested
4 risky permissions of 11 total
4 high-risk permissions require attention
This extension requests 11 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
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
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
Observe web requests
Can monitor all network requests made by the browser
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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
Medium
Block requests with host access
Can block or redirect network requests and requires host permissions
Low
Schedule tasks
Can schedule periodic background tasks
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Low
View blocked request stats
Can see which declarative rules matched network requests
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Scan performed by extenshi.io · Aug 3, 2026
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