extenshi.io
SECURITY REPORT · EXTENSHI SCAN

Feed Shaper

Firefox extension·by JM
77
/ 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

Feed Shaper's safety score vs every other extension we've scanned
Globally
17%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,885 extensions
In Appearance
6%of appearance extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 19,044 appearance extensions
Findings
27
median 6Lower is safer
Critical findings
2
median 0Severity = Critical
Permissions
8
median 2Declared in manifest
Active users
90
median 3vs category median

Findings breakdown

Automated security signal · 27 distinct issues across 6 severities
27
distinct issues
detected

Permissions requested

5 risky permissions of 8 total
5 high-risk permissions require attention
This extension requests 8 permissions in total. 5 of them grant broad capabilities that are worth a careful look.
High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Observe web requests

Can monitor all network requests made by the browser

High
Block and modify web requests

Can intercept, block, or modify any network request before it completes

High
Access all HTTP sites

Can read and modify content on all non-encrypted websites

High
Access all HTTPS sites

Can read and modify content on all encrypted websites

Medium
Custom menus

Can add custom items to the browser context menu

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Block requests with host access

Can block or redirect network requests and requires host permissions

Are you the author of Feed Shaper?

Claim this extension to respond to findings, add context, and earn a verified badge on extenshi.io.

Claim this extension

Add the badge to your README

Show Feed Shaper's live security score on GitHub or in your docs
Extenshi security score badge preview
Markdown
[![Extenshi security score](https://catalog.extenshi.io/api/badge/6999)](https://catalog.extenshi.io/extensions/6999/security)
HTML
<a href="https://catalog.extenshi.io/extensions/6999/security"><img src="https://catalog.extenshi.io/api/badge/6999" alt="Extenshi security score" /></a>

The badge always shows the current score — it updates automatically after every scan.

Scan performed by extenshi.io · Oct 23, 2026
Browser extensions made transparent.