Is BuxBack - Earn R$ safe?

Medium risk

BuxBack - Earn R$ has no confirmed reviewed findings in the scanner yet.

The current database has no confirmed claims for this extension, so this summary does not describe any reviewed data transmission or request-modification behavior. A draft claim mentions Roblox purchase-request changes, but it has no verification result or evidence rows and is not included as confirmed behavior.

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45Risk

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

Findings

Roblox purchases are replayed with a BuxBack referral id

When you make a Roblox purchase, BuxBack can block the request and replay it to Roblox's economy endpoint with a referral id, using page DOM details and headers (incl.

CSRF token) against economy.roblox.com/v1/purchases/products/{id}?1.

Severity
Medium unwanted
Type
Unexpected
CWE
CWE-506
Source
Dynamic sandbox
What actually happens
You did this

You attempt a Roblox purchase while the extension's remote referral configuration is active.

The extension did this

The extension blocks the normal purchase XHR and replays it with a remotely configured BuxBack referral id.

Captured request
POSTeconomy.roblox.com/v1/purchases/products/{productID}?1
Fields in the request
  • Roblox purchase page details
    data-product-id=123456789 (illustrative)

    Identifies the product, expected price, and expected seller from the purchase button on the page.

  • Roblox request headers
    X-CSRF-TOKEN: abc123... (illustrative)

    Carries the CSRF token and session-backed request context used to submit the purchase request.

What it can do

Permissions this extension asks for, as declared in version 2.1. Asking for a permission is not a finding on its own - it is what the extension can do if it chooses to.

  • Read and change your data on roblox.com

    https://*.roblox.com/*

  • Read and change your data on rbxcdn.com

    https://*.rbxcdn.com/*

  • Read and change your data on blox.land

    https://*.blox.land/*

  • Store data in your browser

    storage

  • Block and redirect the requests your browser makes

    declarativeNetRequest

  • Show you desktop notifications

    notifications

Updated 30 September 2026fgiaibpabhdkjenjhgpmgcieobcjaonj