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MetaMask bug bounty programs

metamask.io Updated

MetaMask runs one public program: a HackerOne bug bounty paying up to $50,000 (paused).

Top reward
Not published
Programs
1
1 pays cash
Targets in scope
13
4 types
Last change
5 Oct 2026
1 month ago

Where to report

The one public program MetaMask runs.

Amounts are the top reward per severity in the currency each program pays. First response is the platform's measured average when it publishes one, else what the policy promises.

What is in scope

13 targets. 22 excluded.

  • api-wallet.web3auth.io

    Web Critical

  • metamask.io

    Web Critical

  • signature-insights.api.cx.metamask.io

    Web Critical

  • snaps.metamask.io

    Web Critical

  • wallet.web3auth.io

    Web Critical

  • io.metamask

    Android No bounty

  • io.metamask.Metamask

    iOS Critical

  • https://metamask.github.io/phishing-warning/<vX.Y.Z>

    Products and areas Critical

  • MetaMask Browser Extension

    Products and areas No bounty

  • MetaMask SDK

    Products and areas No bounty

  • mUSD Stablecoin

    Products and areas No bounty

  • Snaps

    Products and areas No bounty

  • Third Party Snaps

    Products and areas No bounty

No target matches. Try part of a host name, such as the company name.

Out of scope 22

Don't test these. A program can exclude a host another program covers; the program you report to decides.

  • *.api.cx.metamask.io

  • *.metamask.io

  • api-dashboard.web3auth.io

  • card.metamask.io

  • community.metamask.io

  • dashboard.web3auth.io

  • developer.metamask.io

  • https://mmi-support.metamask.io

  • https://support.metamask.io

  • https://user-storage.api.cx.metamask.io

  • permissionless.snaps.metamask.io

  • portfolio.metamask.io (app.metamask.io)

  • travel.metamask.io

  • https://github.com/Web3Auth/web3auth-web

  • Snaps Development Packages

  • Core Tier Assets

  • https://metamask.github.io/

  • https://www.npmjs.com/search?q=%40metamask

  • Message signing snap

  • Metamask Flask Extension

  • Non-Core Tier Assets

  • Wallet Tier Assets

Recent changes

Reward and scope changes across every MetaMask program, newest first.

All changes · RSS feed

Recent CVEs

Published vulnerabilities in MetaMask products, from the NVD.

Search NVD
  • MetaMask before 10.11.3 might allow an attacker to access a user's secret recovery phrase because an input field is used for a BIP39 mnemonic, and Firefox and Chromium save such fields to disk in order to support the Restore Session feature, aka the Demonic issue.

About this page

This page gathers every public program listed under metamask.io: platform programs, self-hosted policies and security.txt contacts. Each program's own policy decides what is in scope and what it pays; check it before you test.

Something wrong or missing? Report a correction.