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@storybook/addon-essentials

npm Repository Homepage
4
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

ndelangenshilmantmeasdayghengeveldwinkervsbecksyannbfkylegachjreinholdkasperpeulenvalentinpalkovicdomyenstorybook-bot

Keywords

addonessentialsstorybook

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
dependencies unvetted-dep:@storybook/addon-measure AI (dependencies): First-party Storybook monorepo package; same version pin, not a third-party risk. ai
dependencies unvetted-dep:@storybook/addon-outline AI (dependencies): First-party Storybook monorepo package; same version pin, not a third-party risk. ai
dependencies unvetted-dep:@storybook/addon-controls AI (dependencies): First-party Storybook monorepo package; same version pin, not a third-party risk. ai
dependencies unvetted-dep:@storybook/addon-toolbars AI (dependencies): First-party Storybook monorepo package; same version pin, not a third-party risk. ai
dependencies unvetted-dep:@storybook/addon-backgrounds AI (dependencies): First-party Storybook monorepo package; same version pin, not a third-party risk. ai
phantom-deps phantom-dep:ts-dedent AI (phantom-deps): ts-dedent is a declared runtime dep used in bundled output; phantom-dep heuristic is a false positive here. ai

Versions (showing 4 of 4)

Version Deps Published
8.6.16 10 / 1
8.6.15 10 / 1
8.6.14 10 / 1
8.6.13 10 / 1

v8.6.16

2 findings
HIGH Publisher changed: storybook-bot → GitHub Actions (on 2026-02-17) provenance

This version was published by a different npm account than previous versions on 2026-02-17. 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.

v8.6.15

1 finding
LOW No provenance attestation provenance

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

v8.6.14

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.

v8.6.13

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.