Is @metamask/permission-controller safe to use?

@metamask/permission-controller has no known vulnerabilities on the latest version (13.1.1). DepScope rates its health at 79/100 (moderate risk).

What is the latest version of @metamask/permission-controller?

The latest version of @metamask/permission-controller is 13.1.1, released 2026-05-11.

Does @metamask/permission-controller have known vulnerabilities?

No known vulnerabilities on the latest version of @metamask/permission-controller.

Is @metamask/permission-controller deprecated?

No, @metamask/permission-controller is actively maintained. Latest release: 13.1.1 (2026-05-11).

What are alternatives to @metamask/permission-controller?

Popular alternatives to @metamask/permission-controller in npm include: ?, semver, minimatch, debug, brace-expansion.

What license does @metamask/permission-controller use?

@metamask/permission-controller is licensed under MIT.

@metamask/permission-controller

npmv13.1.1

Mediates access to JSON-RPC methods, used to interact with pieces of the MetaMask stack, via middleware for json-rpc-engine

License MITpermissive44 versions7 maintainers11 deps123,490 weekly dl

MetaMask/core

/ 100

Health

safe to use

@metamask/[email protected] is safe to use (health: 79/100)

Health breakdown0 – 100

20/25

maintenance

14/20

popularity

25/25

security

12/15

maturity

8/15

community

0/15

popularity_floor

Vulnerabilities

none known

Bundle & TypeScript

📦

Bundle Size

378.6 KBminified

101.8 KB gzipped

11 direct dependencies

scoped

🌟

TypeScript

10/10typed

bundled

Health History

Dependency Tree

License Audit

Dependencies (11)

immer nanoid @metamask/utils deep-freeze-strict @metamask/messenger @metamask/rpc-errors @metamask/base-controller @metamask/json-rpc-engine @types/deep-freeze-strict @metamask/controller-utils @metamask/approval-controller

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/@metamask/permission-controller