# Mass Finder

> An extension to assist in finding Mass Assignment vulnerabilities.

Canonical page: [https://chrome-stats.com/d/mass-finder](https://chrome-stats.com/d/mass-finder)

## Overview

- **ID:** `mass-finder`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Dave
- **Category:** web-development,privacy-security
- **Version:** 1.1
- **Last updated:** 2025-06-27
- **First published:** 2025-06-20
- **Size:** 1.05 MB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/mass-finder/)

## Description

Allows for finding missing keys, identifying schema, modifying and replaying requests in the browser's dev tools.

## Rankings

- #138,814 — Overall

## Permissions and access

### Permissions

- `webRequest`
- `webRequestBlocking`
- `storage`
- `<all_urls>`
- `tabs`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/mass-finder)