MetaMask Says Recent Attack Did Not Affect Wallet Infrastructure

Tier B · Patch this week – Put it in the sprint

Tier B because: Full takeover OR secrets exposed OR supply chain

Reach

Attack

Damage

Fix

Full takeover

The Brief

MetaMask said a recent security incident did not affect MetaMask wallets or its wallet infrastructure.
The statement was reported by BleepingComputer on 2026-11-06.
The available source excerpt gives no further details about the nature or scope of the incident.

Why it matters

Developers and users relying on MetaMask should follow the provider's official statements, since the only available source says wallets and wallet infrastructure were not affected but does not describe the incident.

The checklist behind the tier

Checklist · 2 of 10 yes · estimated from older data, not yet checked against the sources

Yes	Hits tech teams	Does it affect software, devices or services that developers, ops or IT teams build with, run or are responsible for?
No	Core infrastructure	Is the flaw in, or the compromise of, software that nearly every team runs?
No	Popular tool	Is the flaw in, or the compromise of, a widely used framework, tool, platform, OS or package?
No	Exploited in the wild	Do sources report real attacks using it?
No	Public exploit	Is a working exploit or detailed proof-of-concept public?
No	Remote, no login	Can an attacker use it over the network without credentials or user interaction?
Yes	Full takeover	Does it lead to code execution, root/admin rights or full account takeover?
No	Secrets exposed	Were credentials, tokens, keys, configs, source code or customer data stolen or exposed?
No	Supply chain	Was malicious code shipped through a channel developers trust?
No	No fix yet	Is there no patched version yet?

Source

MetaMask says recent attack didn't affect wallet infrastructure ↗ BleepingComputer · 1d ago

First seen 1d ago · 1 source · Full story page · How tiers are decided