mdast-util-gfm — Greenflagged

mdast extension to parse and serialize GFM (GitHub Flavored Markdown)

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

wooormkmck

Keywords

autolinkgfmgithubmarkdownmarkupmdast-utilmdaststrikethroughtabletagfiltertasklistunistutilityutil

Accepted risks

Findings the reviewer chose to accept rather than block on.

Source	Rule	Reason	Accepted by	When
bogus-package	bogus-package	AI (bogus-package): Inflated semver reflects ecosystem ESM migration pattern (prior versions existed under same name). Mass-production signal references wrong maintainer; wooorm is a legitimate prolific ecosystem author.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-gfm-table	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-gfm-footnote	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-gfm-strikethrough	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-gfm-task-list-item	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-gfm-autolink-literal	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-from-markdown	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21
dependencies	unvetted-dep:mdast-util-to-markdown	AI (dependencies): Legitimate syntax-tree ecosystem package by same author (wooorm); unvetted status is a registry gap, not a risk.	ai	2026/04/21

Versions (showing 2 of 2)

Version	Deps	Published
3.1.0	7 / 13	2025-02-10
3.0.0	7 / 13	2023-07-10

v3.0.0

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.