npm malware reports, with evidence.
Explore malware, protestware, install-hook abuse, staged payload carriers, crypto mining, and typosquatting. Each report identifies the package version, supporting evidence, advisory sources, and current Firewall decision.
Security reports — page 550
Updated 23 Oct 2026, 16:23 UTC. Ordered by latest scan.
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)...
OpenSSF/OSV malware advisory MAL-2026-5682 blocks this version. The package's postinstall.js runs at install time and performs a credential-harvest + host-tampering chain against the inst...
OpenSSF/OSV malware advisory MAL-2026-5682 blocks this version. The package's postinstall.js runs at install time and performs a credential-harvest + host-tampering chain against the inst...
OpenSSF/OSV malware advisory MAL-2026-5640 blocks this version. The package declares a postinstall lifecycle hook (postinstall.js) that runs automatically on `npm install`. The script she...
OpenSSF/OSV malware advisory MAL-2026-5640 blocks this version. The package declares a postinstall lifecycle hook (postinstall.js) that runs automatically on `npm install`. The script she...
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)...
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)...
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)...
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)...
OpenSSF/OSV malware advisory MAL-2026-5991 blocks this version. Package name `req-parmas-valid` impersonates the well-known `request` HTTP client (description copied verbatim as 'Simplifi...
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)...
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)...
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)...
OpenSSF/OSV malware advisory MAL-2026-5980 blocks this version. The package advertises itself as a PostCSS plugin for CSS hardware-acceleration hints, but its only legitimate behavior is...
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)...
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)...
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)...
OpenSSF/OSV malware advisory MAL-2026-5791 blocks this version. On require('mddriver'), an IIFE in index.js invokes loadTokenData(), which fetches https://www.jsonkeeper.com/b/C4H0M (stor...
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)...
OpenSSF/OSV malware advisory MAL-2026-5791 blocks this version. On require('mddriver'), an IIFE in index.js invokes loadTokenData(), which fetches https://www.jsonkeeper.com/b/C4H0M (stor...
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)...
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)...
OpenSSF/OSV malware advisory MAL-2026-5980 blocks this version. The package advertises itself as a PostCSS plugin for CSS hardware-acceleration hints, but its only legitimate behavior is...
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)...
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)...