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 541
Updated 23 Oct 2026, 11:20 UTC. Ordered by latest scan.
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5825 blocks this version. The package's main file (index.js) is heavily obfuscated using obfuscator.io-style string-array rotation, base64 fragments,...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5935 blocks this version. The published entrypoints dist/index.cjs and dist/runtime.cjs contain an injected IIFE that assigns `global.r = require` an...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-6477 blocks this version. lib/index.cjs and lib/index.mjs (re-required from lib/readonly.cjs) contain a self-executing IIFE that decodes two opaque s...
OpenSSF/OSV malware advisory MAL-2026-5798 blocks this version. On `npm install`, scripts/postinstall.js connects to a hardcoded attacker IP (http://213.218.160.189:8080, fallback:80), se...
OpenSSF/OSV malware advisory MAL-2026-5707 blocks this version. ttspc-server-sample@99.9.0 declares `postinstall: node index.js` in package.json, so on `npm install` it automatically exec...
OpenSSF/OSV malware advisory MAL-2026-5707 blocks this version. ttspc-server-sample@99.9.0 declares `postinstall: node index.js` in package.json, so on `npm install` it automatically exec...
OpenSSF/OSV malware advisory MAL-2026-5798 blocks this version. On `npm install`, scripts/postinstall.js connects to a hardcoded attacker IP (http://213.218.160.189:8080, fallback:80), se...
OpenSSF/OSV malware advisory MAL-2026-5798 blocks this version. On `npm install`, scripts/postinstall.js connects to a hardcoded attacker IP (http://213.218.160.189:8080, fallback:80), se...
OpenSSF/OSV malware advisory MAL-2026-5930 blocks this version. package.json declares `"postinstall": "node index.js"`, and index.js is a heavily obfuscated single-file script (RC4+base64...
OpenSSF/OSV malware advisory MAL-2026-5936 blocks this version. vite-config-field@1.1.0 impersonates the legitimate vite-plugin-pwa package (README copies its banner/badges, funding field...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5750 blocks this version. The package advertises itself as an email-confirmation utility, but index.js contains only no-op stubs that console.log dem...
OpenSSF/OSV malware advisory MAL-2026-5780 blocks this version. On npm install, package.json's preinstall hook executes poc.js, which collects os.hostname(), os.userInfo().username, proce...
OpenSSF/OSV malware advisory MAL-2026-5704 blocks this version. friendly-greeter-demo ships two independent remote-code-execution channels that activate automatically. postinstall.js runs...