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postcss-custom-media

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Use Custom Media Queries in CSS

3
Versions
MIT
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

jonathantnealalagunaromainmenkemooxsemigradsky

Keywords

at-ruleatrulecsscsswgcustommediapostcsspostcss-pluginqueriesqueryspecificationw3c

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
phantom-deps phantom-dep:@csstools/css-tokenizer AI (phantom-deps): First-party @csstools dep declared in package.json; phantom detection is a false positive from ESM dist output analysis. ai
phantom-deps phantom-dep:@csstools/css-parser-algorithms AI (phantom-deps): First-party @csstools dep declared in package.json; phantom detection is a false positive from ESM dist output analysis. ai
phantom-deps phantom-dep:@csstools/media-query-list-parser AI (phantom-deps): First-party @csstools dep declared in package.json; phantom detection is a false positive from ESM dist output analysis. ai
phantom-deps phantom-dep:@csstools/cascade-layer-name-parser AI (phantom-deps): First-party @csstools dep declared in package.json; phantom detection is a false positive from ESM dist output analysis. ai
provenance no-provenance AI (provenance): Publisher has a strong track record (58 approved packages); lack of provenance is common and not a risk signal here. ai

Versions (showing 3 of 3)

Version Deps Published
12.0.1 4 / 0
12.0.0 4 / 0
8.0.2 1 / 0

v12.0.0

1 finding
INFO No provenance attestation provenance

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

v8.0.2

1 finding
INFO No provenance attestation provenance

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