extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Block Poster

Chrome extension
79
/ 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

Block Poster's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 397,522 extensions
In Lifestyle
35%of lifestyle extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 46,847 lifestyle extensions
Findings
20
median 12Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
7
median 1Declared in manifest
Active users
8
median 26vs category median

Findings breakdown

Automated security signal · 20 distinct issues across 6 severities
20
distinct issues
detected

Permissions requested

2 risky permissions of 7 total
2 high-risk permissions require attention
This extension requests 7 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
Manage downloads

Can initiate downloads and access your download history

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

Medium
Access current tab

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

Medium
Read clipboard

Can read text and data currently on your clipboard

Medium
Add context menu items

Can add custom items to the right-click context menu

Medium
Store local data

Can save data locally in the browser for persistence

Low
Use side panel

Can display content in the browser side panel

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Scan performed by extenshi.io · Aug 17, 2026
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