SECURITY REPORT · EXTENSHI SCAN
Shadowmark
Chrome extension
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
Shadowmark's safety score vs every other extension we've scanned
Globally
19%of extensions carry more risk
Riskier ←→ Safer
Ranked against 369,936 extensions
In Productivity
26%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 177,133 productivity extensions
Findings
62
median 16Lower is safer
Critical findings
3
median 0Severity = Critical
Permissions
7
median 3Declared in manifest
Active users
7
median 14vs category median
Findings breakdown
Automated security signal · 62 distinct issues across 6 severities
62
distinct issues
detected
detected
Critical35%
High12%
Needs Review00%
Medium5589%
Low23%
Info12%
Permissions requested
4 risky permissions of 7 total
1 critical permission require attention
This extension requests 7 permissions in total. 4 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
Execute scripts in pages
Can inject and execute JavaScript code in web pages
High
View open tabs
Can see URLs and titles of all open tabs
High
Capture tab content
Can capture audio and video streams from browser tabs
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
Low
Create offscreen documents
Can create hidden documents for background processing tasks
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Scan performed by extenshi.io · Aug 13, 2026
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