SECURITY REPORT · EXTENSHI SCAN
Block Poster
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
Block Poster's safety score vs every other extension we've scanned
Globally
36%of extensions carry more risk
Riskier ←→ Safer
Ranked against 357,609 extensions
In Lifestyle
35%of lifestyle extensions carry more risk
Riskier ←→ Safer
Ranked against 43,967 lifestyle extensions
Findings
20
median 12Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
7
median 1Declared in manifest
Active users
5
median 25vs category median
Findings breakdown
Automated security signal · 20 distinct issues across 6 severities
20
distinct issues
detected
detected
Critical00%
High15%
Needs Review00%
Medium1680%
Low315%
Info00%
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
Are you the author of Block Poster?
Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.
Add the badge to your README
Show Block Poster's live security score on GitHub or in your docs
Scan performed by extenshi.io · Aug 17, 2026
Browser extensions made transparent.