Malicious code in console-fmt-cli (npm)

Malicious npm package published as part of a coordinated DeFi-themed infostealer campaign. console-fmt-cli uses a side-loader technique: it declares decimal-format-core =3.0 as a dependency, which contains a dropper that executes at install time via a postinstall hook. The dropper fetches a...

MAL-2026-6585 Malicious code in stake-math (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector a475d161b669ae748124a4d6c1da29ebda6e40da4aa5c3c5e8b10645ef96f57a On npm install, the package's postinstall hook scripts/install-check.cjs, wired via package.json scripts.postinstall fetches a JSON config from a...

MAL-2026-6568 Malicious code in express-mocha-test (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 01d87351be0d9f68d73ec05867e55fe5712d4885fa76c70c5ec9b003ef512825 [email protected] declares a postinstall lifecycle hook that loads the package's main module, which calls fetch against an anonymous...

MAL-2026-6597 Malicious code in @longzy/react-native-polyfill (npm)

This npm package is purpose-built malware that exfiltrates host information and environment secrets. It runs as a postinstall hook the keyword "postinstall" is obfuscated in the code and bails immediately if npmpackagename is unset, confirming it only fires during npm install. After a randomized...

MAL-2026-6595 Malicious code in @digitalcnzz/commonmodule (npm)

This npm package is purpose-built malware that exfiltrates host information and environment secrets. It runs as a postinstall hook the keyword "postinstall" is obfuscated in the code and bails immediately if npmpackagename is unset, confirming it only fires during npm install. After a randomized...

MAL-2026-6596 Malicious code in @digitalcnzz/embedded-sdk (npm)

This npm package is purpose-built malware that exfiltrates host information and environment secrets. It runs as a postinstall hook the keyword "postinstall" is obfuscated in the code and bails immediately if npmpackagename is unset, confirming it only fires during npm install. After a randomized...

Malicious code in ulid-xyz (npm)

ulid-xyz is a typosquat of the popular ulid library sortable unique IDs and is a cross-platform Remote Access Trojan delivered via a postinstall hook. The package.json postinstall superficially looks like an inline node -e guard that checks for the existence of a dist file, but it actually launch...

MAL-2026-6598 Malicious code in @sailing-package/core (npm)

This npm package is purpose-built malware that exfiltrates host information and environment secrets. It runs as a postinstall hook the keyword "postinstall" is obfuscated in the code and bails immediately if npmpackagename is unset, confirming it only fires during npm install. After a randomized...

Malicious code in livekit-agents (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5abf921f58c69745fee91e812853b493a282f3d42f55db38516ba54b827ea35b The unscoped npm package livekit-agents advertises itself in README as the official LiveKit Agents SDK and links to livekit.io documentation, but the...

MAL-2026-6555 Malicious code in livekit-agents (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5abf921f58c69745fee91e812853b493a282f3d42f55db38516ba54b827ea35b The unscoped npm package livekit-agents advertises itself in README as the official LiveKit Agents SDK and links to livekit.io documentation, but the...

Malicious code in js-client-node (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 341a29bc48b39d363662fe66dcf13ca9bc3db921cdae84e53b070fc7b3a935a2 package.json declares a postinstall hook node dist/postinstall.js that runs automatically on npm install. The hook invokes prices in dist/index.js,...

MAL-2026-6502 Malicious code in js-client-node (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 341a29bc48b39d363662fe66dcf13ca9bc3db921cdae84e53b070fc7b3a935a2 package.json declares a postinstall hook node dist/postinstall.js that runs automatically on npm install. The hook invokes prices in dist/index.js,...

MAL-2026-6482 Malicious code in kelly-stake (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 350ccf4a19896a23680e7478be01909de7f16057f175dc14de1d4e0bb92ad540 On npm install, scripts/install-check.cjs runs as a postinstall hook and performs a two-stage remote-code-execution flow: it fetches a JSON config fr...

Malicious code in polymarket-stake-math (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector a8a5200cef3811ce98e489080709917dfafc2216a17f90329b9930e0f5f630a1 The package ships a postinstall hook scripts/sync-peer.cjs that runs on every default npm install. The script compares the installed version against ...

MAL-2026-6362 Malicious code in monty-data (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1d234eb20e94a8d34b23f4aed0a562eb1c038ce5bd603856546c970152a70ac5 On npm install, the package's postinstall hook package.json declares "postinstall": "node bin/cli.js" automatically runs a data-collection CLI withou...

MAL-2026-6351 Malicious code in delta-time-32bb (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector bcbd5b3b8f7702c8cf59c094e98f078f68563d407235bce1dd0ec6e6522fe03b Package declares a postinstall hook "postinstall": "node run.js" in package.json that executes run.js automatically on npm install. run.js imports os...

MAL-2026-6356 Malicious code in safe-json-38bd (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 523c83ae906ad871cb1ea3ffef4c0ae4e2d9f717376b86e97f6575e47cbc640d package.json declares a postinstall hook "postinstall": "node run.js" that executes run.js automatically on npm install. run.js imports os, fs, http,...

Malicious code in analysis-chart (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector a1ab4349bcc1e8f4434817d242b136f6e6050d4acb234aa833d81ffd74942066 The package's postinstall hook install-hook.js, invoked via package.json scripts.postinstall fetches an opaque binary 'payload.bin' from...

Malicious code in @outmarket/utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2cd90f0d706cda01a5740f120f6e8d22ae57d907a5000854439c201b3c53a8c0 package.json declares a postinstall lifecycle script that fires automatically on npm install. The inline node -e payload uses hex-encoded property...

MAL-2026-6279 Malicious code in forge-jsx4 (npm)

forge-jsx4 is a remote access trojan RAT published to the public npm registry by the account rafaelsilva [email protected]. Versions 1.0.122 and 1.0.123 were published on June 21-22, 2026 as a reconstitution of the forge-jsx / forge-jsxy campaign, reusing the same command-and-control...