SECURITY REPORT · EXTENSHI SCAN
Markdown Viewer with Mermaid
Chrome extension·by 76Hata
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
Markdown Viewer with Mermaid's safety score vs every other extension we've scanned
Globally
6%of extensions carry more risk
Riskier ←→ Safer
Ranked against 120,711 extensions
In Productivity
13%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 25,973 productivity extensions
Findings
187
median 10Lower is safer
Critical findings
14
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
93
median 23vs category median
Findings breakdown
Automated security signal · 187 findings across 5 severities
187
findings
detected
detected
Critical147%
High158%
Medium14678%
Low126%
Info00%
Permissions requested
4 permissions declared
No risky permissions
4 permissions requested — none are flagged as risky.
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Add context menu items
Can add custom items to the right-click context menu
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
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Scan performed by extenshi.io · Jun 25, 2026
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