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langfuse-vercel

npm Repository
12
Versions
—
License
No
Install Scripts
Missing
Provenance

Supply chain provenance

Status for the latest visible version.

No SLSA provenance npm registry signatures gitHead linked

Without SLSA provenance there is no cryptographic link between this tarball and the public source — the axios compromise (March 2026) relied on exactly this gap.

Maintainers

mdeichmannmarliessophiehassiebmarcklingen

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
npm-metadata no-description AI (npm-metadata): Langfuse sub-package; missing description is cosmetic, stable across versions. ai
phantom-deps phantom-dep:langfuse-core AI (phantom-deps): langfuse-core is declared and used transitively; stable false positive. ai

Versions (showing 12 of 12)

Version Deps Published
3.38.20 2 / 1
3.38.6 2 / 1
3.38.5 2 / 1
3.38.4 2 / 1
3.38.3 2 / 1
3.38.2 2 / 1
3.38.1 2 / 1
3.38.0 2 / 1
3.37.6 2 / 1
3.37.5 2 / 1
3.37.4 2 / 1
3.37.3 2 / 1

v3.38.20

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.38.6

2 findings
HIGH Publisher changed: hassieb → mdeichmann (on 2025-10-16) provenance

This version was published by a different npm account than previous versions on 2025-10-16. This could indicate a legitimate maintainer transition or an account compromise.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v3.38.5

2 findings
HIGH Publisher changed: hassieb → mdeichmann (on 2025-08-28) provenance

This version was published by a different npm account than previous versions on 2025-08-28. This could indicate a legitimate maintainer transition or an account compromise.

LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v3.38.4

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v3.38.3

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v3.38.2

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Consider requesting the maintainer enable provenance via CI/CD.

v3.38.1

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.38.0

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.37.6

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.37.5

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.37.4

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.

v3.37.3

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.