CVE-2026-48161

CVE-2026-48161 affects react18-use (a React 19 use hook shim). Between 2026-05-19 01:07:01 and 2026-05-19 15:20:43, the default branch contained malicious commits that added src/install.js and wired it into postinstall, which fetched a JavaScript payload from an attacker-controlled HTTPS endpoint...

EUVD-2026-55848

react18-use is a React 19 use hook shim. Between 2026-05-19 01:07:01 and 2026-05-19 15:20:43, the default branch contained malicious commits 7b79148d1495a2505f9277da295a98cf176f4496 through 7b79148d1495a2505f9277da295a98cf176f4496 that executed remote attacker-controlled code on developer machine...

CVE-2026-48160

CVE-2026-48160 (react-tracked) describes malicious commits on the default branch that, during npm install, could execute attacker-controlled code on developer machines. The window between 2026-05-18 19:26:36 and 2026-05-19 15:22:45 included commits 6978272a7d6ca02225cb747ea69f427512e33699 through...

CVE-2026-48159

The issue affects the React-based project use-reducer-async. Between 2026-05-18 16:29:52 and 2026-05-19 15:26:07, the default branch contained malicious commits that wired a postinstall path to fetch and execute attacker-controlled JavaScript on developer machines during npm install. The payload ...

CVE-2026-48159 use-reducer-async was vulnerable to malicious code execution via compromised commits

use-reducer-async is a React useReducer with async actions. Between 2026-05-18 16:29:52 and 2026-05-19 15:26:07, the default branch contained malicious commits da72edbde5705efcec6c62e0a3dcb73687b78dc8 through df07d5711458d8b46e11dd7afaaa21e88cafabfb that executed remote attacker-controlled code o...

CVE-2026-48158

use-context-selector is a React useContextSelector hook in userland Between 2026-05-18 15:57:18 and 2026-05-19 15:24:34, the default branch contained malicious commits 9d8481a513b7b0d1c0941b220c69b25de748641b through 6f2dae054ca014068bdbbb4db96006424d674124 that executed remote attacker-controlle...

Malicious code in @cy4dev/cydemo-bg-color (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5e0e5eedb2c2a44513fd808788f02499f57e3c2877c4c69d8a84b0d4038d7fe0 @cy4dev/[email protected] ships a postinstall lifecycle script src/postinstall.js that runs at npm install time and invokes node:childprocess.exe...

Malicious code in voicemail (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 568a31285f414d8125b5749bc8e070157ffd403ce46e46da637cc1452f99d19f package.json declares both preinstall and postinstall lifecycle scripts that invoke curl against a hardcoded webhook.site endpoint...

MAL-2026-12358 Malicious code in croft-node (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 8a1686ccd2fe10f98a3bf6144a0ad556b15b0f788e2395fe4808d708446ba722 package.json declares scripts.postinstall = 'node dist/config.js'. On npm install, dist/config.js performs an outbound fetch to...

Malicious code in rollup-plugins-check (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 5f2c7fe6586c3734730d6f8cd5ffe893c3f7cc5ff82710d1f4df22b8e76987e8 The npm package [email protected] declares a postinstall script node dist/module.js that, on npm install, performs an HTTPS GET to...

Malicious code in @shiftmarkets/shift-sdk-v4 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 1bff275a2558640accb1a6956b933b71930ece1240bd8c5a0c2e00f74fc2fa82 The package declares a postinstall script node dist/recon.js that runs automatically on npm install. The script collects installer-side reconnaissanc...

Malicious code in electrode-ota-ui-app (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 6b9fb0d73b7d26454a227e93754f11ff2405424b1279490863055e8d8c8c6498 Package targets the electrode-io internal name electrode-ota-ui-app with an inflated 99.0.1 version to win dependency resolution against a private...

Malicious code in @cryptosrvc/no-brainer-sdk (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 7955af180bb00f4f97b5dee0c7020f9e43f4c35aa84c5ef5446dd95646eb333b On npm install, the package's postinstall script dist/recon.js collects installer-side host reconnaissance — hostname, username, SUDOUSER, home...

Malicious code in shift-sdk-v5 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 2aca555e012d36b30d9ffe3d0f8acdca7ba67298a87ea02ea9d32731e8f2a748 [email protected] registers a postinstall script that runs dist/recon.js on npm install. The script collects hostname, username, SUDOUSER, home...

Malicious code in react-native-ui-message (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 615dd38493e2ff2257cfe5fe94b089a9001329b0d68c6b48f7ac491e4fcb205f [email protected] declares a postinstall hook that runs src/utilities/SubscriptionGuard.js. On install the script enumerates non-internal...

Malicious code in express-middle (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 91c0275a4e65fc4ed9930cb89002f2c4ebc50163b292f552703c4ea6a9940567 package.json declares postinstall: node index.js, which fires automatically on npm install. index.js is a heavily obfuscated bundle obfuscator.io-sty...

Malicious code in foodi (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 299310eb47eac6e7f39ee1a7346de8e524d9a91cc6a07d2e8879338fa86ff5af package.json declares preinstall and postinstall lifecycle scripts that both execute curl -X POST -k -s...

Malicious code in @lizhao1/memorax-code-internal (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b983c7d55b41a0eb0cd384b7efbdf186926e3e6ce1f88c62c8cf59a96e648285 The npm postinstall script bin/memorax-code-plugin-postinstall.mjs unconditionally calls enableInternalDataCollectionConfig with no user prompt,...

MAL-2026-12320 Malicious code in @lizhao1/memorax-code-internal (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b983c7d55b41a0eb0cd384b7efbdf186926e3e6ce1f88c62c8cf59a96e648285 The npm postinstall script bin/memorax-code-plugin-postinstall.mjs unconditionally calls enableInternalDataCollectionConfig with no user prompt,...

MAL-2026-12113 Malicious code in python-bitcoinlib (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector cfb9c83260c4fb83a678636e1e1c028f2aff3e3c0a0ac13728cfa2056a13389f This npm package, published under the well-known PyPI name python-bitcoinlib, ships a postinstall.js lifecycle script that runs automatically on npm...