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npm advisory reports, with evidence.
Investigate malicious npm packages reported through OSV and public advisories. Each report identifies the package version, supporting evidence, advisory sources, and current Firewall decision.
Security reports — page 427
Updated 21 Oct 2026, 14:55 UTC. Ordered by latest scan.
internallib_v557@1.0.17
OpenSSF/OSV malware advisory MAL-2026-5678 blocks this version. index.js implements a multi-step attack against an internal npm registry. On invocation of the exported command(), it: (1)...
worker-build@9.0.2
OpenSSF/OSV malware advisory MAL-2026-5677 blocks this version. package.json declares `"postinstall": "node main.js"`, so installation of worker-build@9.0.1 unconditionally executes main....
postcss-minify-selector@0.1.6
OpenSSF/OSV malware advisory MAL-2026-5837 blocks this version. Package is published as `postcss-minify-selector` (singular) but its internal postcss plugin identifier is `postcss-minify-...
worker-build@9.0.0
OpenSSF/OSV malware advisory MAL-2026-5677 blocks this version. package.json declares `"postinstall": "node main.js"`, so installation of worker-build@9.0.1 unconditionally executes main....