Is yarn.lock safe to use?

yarn.lock has 1 known vulnerabilities on the latest version (0.0.1-security). DepScope rates its health at 40/100 (high risk).

What is the latest version of yarn.lock?

The latest version of yarn.lock is 0.0.1-security, released 2018-04-05.

Does yarn.lock have known vulnerabilities?

Yes. yarn.lock has 1 known vulnerabilities. See depscope.dev/pkg/npm/yarn.lock for details.

Is yarn.lock deprecated?

No, yarn.lock is actively maintained. Latest release: 0.0.1-security (2018-04-05).

What are alternatives to yarn.lock?

Popular alternatives to yarn.lock in npm include: semver, debug, ansi-styles, minimatch, brace-expansion.

What license does yarn.lock use?

License information for yarn.lock is not declared in the registry metadata.

yarn.lock

npmv0.0.1-security

security holding package

1 versions1 maintainers0 deps15,684 weekly dl

npm/security-holder

/ 100

Health

do not use

Do not install. Package is flagged as malicious (advisory MAL-2025-40351).

Health breakdown0 – 100

0/25

maintenance

10/20

popularity

15/25

security

12/15

maturity

4/15

community

Vulnerabilities

1 critical

Advisories (1)

Severity	ID	Summary	Fixed in
critical	MAL-2025-40351	Malicious code in yarn.lock (npm)	—

Bundle & TypeScript

🌟

TypeScript

0/10untyped

No type definitions available

⚠ Malicious package

This package is flagged as malicious by the OpenSSF/OSV community feed. Do not install.

Advisory: MAL-2025-40351 — Malicious code in yarn.lock (npm)

Health History

Dependency Tree

License Audit

API access

Get this data programmatically — free, no authentication.

curl https://depscope.dev/api/check/npm/yarn.lock