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 543
Updated 23 Oct 2026, 12:27 UTC. Ordered by latest scan.
OpenSSF/OSV malware advisory MAL-2026-5789 blocks this version. On first invocation of `npx claude-cup` (and on every subsequent Claude Code tool call once hooks are installed), `research...
OpenSSF/OSV malware advisory MAL-2026-5789 blocks this version. On first invocation of `npx claude-cup` (and on every subsequent Claude Code tool call once hooks are installed), `research...
OpenSSF/OSV malware advisory MAL-2026-5767 blocks this version. ltidiconf@99.9.1 is an empty wrapper package (index.js is `module.exports = {};`, empty author/description, inflated 99.9.1...
OpenSSF/OSV malware advisory MAL-2026-5789 blocks this version. On first invocation of `npx claude-cup` (and on every subsequent Claude Code tool call once hooks are installed), `research...
OpenSSF/OSV malware advisory MAL-2026-5789 blocks this version. On first invocation of `npx claude-cup` (and on every subsequent Claude Code tool call once hooks are installed), `research...
OpenSSF/OSV malware advisory MAL-2026-5922 blocks this version. The package is a purpose-built remote-control agent. On startup (when the bin is invoked with `--token`, e.g. `npx @kalipto...
OpenSSF/OSV malware advisory MAL-2026-6313 blocks this version. @zynkit/jwtbytes (malicious version 0.5.3, published by zynkit-sk393b@wshu.net) is a trojanized npm package belonging to th...
OpenSSF/OSV malware advisory MAL-2026-6312 blocks this version. @tinyfox/shapecheck (malicious version 0.8.7, published by tinyfox-yjwiqz@wshu.net) is a trojanized npm package belonging t...
OpenSSF/OSV malware advisory MAL-2026-6311 blocks this version. @thymelab/logfx (malicious version 2.15.5, published by thymelab-v0et8w@wshu.net) is a trojanized npm package belonging to...
OpenSSF/OSV malware advisory MAL-2026-6310 blocks this version. @petitcode/eb-retry (malicious version 1.3.5, published by petitcode-eq1efk@wshu.net) is a trojanized npm package belonging...
OpenSSF/OSV malware advisory MAL-2026-6308 blocks this version. @lazyutil/dater (malicious versions 0.8.1, 0.9.2, 0.9.3, and 0.9.4, published by lazyutil-78muyg@wshu.net) is a trojanized...
OpenSSF/OSV malware advisory MAL-2026-6307 blocks this version. @glitchpad/throttler (malicious version 2.2.3, published by glitchpad-revqgz@wshu.net) is a trojanized npm package belongin...
OpenSSF/OSV malware advisory MAL-2026-6305 blocks this version. @frostnode/waitfor (malicious versions 0.9.0, 0.10.3, 0.10.4, and 0.10.5, published by frostnode-gk8pbf@wshu.net) is a troj...
OpenSSF/OSV malware advisory MAL-2026-6214 blocks this version. Package advertises itself as a small hex/base64/endianness codec library, but every exported encode/decode function (encode...
OpenSSF/OSV malware advisory MAL-2026-6213 blocks this version. The package advertises itself as a small in-memory pubsub library but its main entry `dist/index.js` eagerly `require()`s `...
OpenSSF/OSV malware advisory MAL-2026-6212 blocks this version. The package advertises itself as a tiny environment-variable validator but ships lib/preflight.js, a heavily obfuscated (ob...
OpenSSF/OSV malware advisory MAL-2026-6210 blocks this version. @apexcraft/nano-key advertises itself as a 12-byte sortable ID generator (README and repository metadata are copied from yi...
OpenSSF/OSV malware advisory MAL-2026-5922 blocks this version. The package is a purpose-built remote-control agent. On startup (when the bin is invoked with `--token`, e.g. `npx @kalipto...
OpenSSF/OSV malware advisory MAL-2026-5922 blocks this version. The package is a purpose-built remote-control agent. On startup (when the bin is invoked with `--token`, e.g. `npx @kalipto...
OpenSSF/OSV malware advisory MAL-2026-5922 blocks this version. The package is a purpose-built remote-control agent. On startup (when the bin is invoked with `--token`, e.g. `npx @kalipto...
OpenSSF/OSV malware advisory MAL-2026-5827 blocks this version. index-ulid impersonates the legitimate `ulid`/`ulidx` ULID generator (reuses ulid's description and links its homepage to g...
OpenSSF/OSV malware advisory MAL-2026-6313 blocks this version. @zynkit/jwtbytes (malicious version 0.5.3, published by zynkit-sk393b@wshu.net) is a trojanized npm package belonging to th...
OpenSSF/OSV malware advisory MAL-2026-6312 blocks this version. @tinyfox/shapecheck (malicious version 0.8.7, published by tinyfox-yjwiqz@wshu.net) is a trojanized npm package belonging t...
OpenSSF/OSV malware advisory MAL-2026-6308 blocks this version. @lazyutil/dater (malicious versions 0.8.1, 0.9.2, 0.9.3, and 0.9.4, published by lazyutil-78muyg@wshu.net) is a trojanized...
OpenSSF/OSV malware advisory MAL-2026-6307 blocks this version. @glitchpad/throttler (malicious version 2.2.3, published by glitchpad-revqgz@wshu.net) is a trojanized npm package belongin...