extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Markdown Viewer

Chrome extension·by tranhieu1304
72
/ 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

Markdown Viewer's safety score vs every other extension we've scanned
Globally
18%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 402,632 extensions
In Productivity
23%of productivity extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 194,441 productivity extensions
Findings
84
median 16Lower is safer
Critical findings
1
median 0Severity = Critical
Permissions
4
median 3Declared in manifest
Active users
91
median 14vs category median

Findings breakdown

Automated security signal · 84 distinct issues across 6 severities
84
distinct issues
detected
Scanners reported 119 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

1 risky permission of 4 total
1 high-risk permission require attention
This extension requests 4 permissions in total. 1 of them grant broad capabilities that are worth a careful look.
High
View open tabs

Can see URLs and titles of all open tabs

Medium
Access current tab

Can temporarily access the content of the active tab when you click the extension

Medium
Monitor navigation

Can observe and track tab navigation events and URL changes

Medium
Store local data

Can save data locally in the browser for persistence

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Scan performed by extenshi.io · Aug 21, 2026
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