Before You File a Bug Report Please Confirm You Have Done The Following...

• I have tried restarting my IDE and the issue persists.
• I have updated to the latest version of the packages.
• I have searched for related issues and found none that matched my issue.
• I have read the FAQ and my problem is not listed.

Playground Link

https://typescript-eslint.io/play/#ts=5.0.4&showAST=es&fileType=.tsx&code=JYOwLgpgTgZghgYwgAgJIDED2nkG8BQyyIcAthAFzIDOYUoA5ocgNoAeVt9IDAulXBABPfAF98%2BBABs41asiw4CRdpzqN%2ByQSKIlya7k3FA&eslintrc=N4KABGBEBOCuA2BTAzpAXGUEKQHYHsBaWXAE0QDN0pFpp9pJwwBfEFoA&tsconfig=N4KABGBEDGD2C2AHAlgGwKYCcDyiAuysAdgM6QBcYwAviNUA&tokens=false

Repro Code

interface IFoo {
  name: string
  [x: string]: any
}

class Foo {
  [x: string]: any
  name: string
}

ESLint Config

{
  "rules": {
    "no-undef": "error"
  }
}

tsconfig

{
  "compilerOptions": {
    // ...
  }
}

Expected Result

No error

Actual Result

'x' is not defined. on the class

Additional Info

No response