extenshi.io
SECURITY REPORT · EXTENSHI SCAN

A11y Master Toolkit

Firefox extension·by Astrid
67
/ 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

A11y Master Toolkit's safety score vs every other extension we've scanned
Globally
10%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 380,791 extensions
In Other
3%of other extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 27,683 other extensions
Findings
33
median 3Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
6
median 3Declared in manifest
Active users
1
median 2vs category median

Findings breakdown

Automated security signal · 33 distinct issues across 6 severities
33
distinct issues
detected
Scanners reported 46 raw occurrences; repeats of the same issue at the same location are merged here. The list below shows every occurrence.

Permissions requested

4 risky permissions of 6 total
1 critical permission require attention
This extension requests 6 permissions in total. 4 of them grant broad capabilities that are worth a careful look.
Critical
Access to all websites

Can read and modify content on every website you visit

High
Execute scripts in pages

Can inject and execute JavaScript code in web pages

High
Developer tools

Can extend browser developer tools with custom panels

High
Developer tools(optional)

Can extend browser developer tools with custom panels

Medium
Store local data

Can save data locally in the browser for persistence

Medium
Access current tab

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

Are you the author of A11y Master Toolkit?

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 A11y Master Toolkit'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/80825)](https://catalog.extenshi.io/extensions/80825/security)
HTML
<a href="https://catalog.extenshi.io/extensions/80825/security"><img src="https://catalog.extenshi.io/api/badge/80825" alt="Extenshi security score" /></a>

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

Scan performed by extenshi.io · Sep 6, 2026
Browser extensions made transparent.