{"schema_version":"1.9.2","id":"MAL-2026-18067","published":"2026-10-19T00:00:00Z","modified":"2026-10-29T14:45:05.972646485Z","summary":"Malicious code in animate-twcss-pack (npm)","details":"animate-twcss-pack (2.0.6) is a Tailwind CSS plugin from the fake job interview campaign behind MAL-2026-17665 and MAL-2026-17666: the same Animate.css integration template, README and description, published by enterprise0908 on 2026-09-28. src/motion.js:5 requires the private scoped package @jasperquinn/postcss-motion-helpers, which is not readable on the public registry and resolves only with the npm token committed in the lure repository's web/.npmrc, so the code it delivers runs when tailwind.config.js loads the plugin and the dev server starts. The published tarball contains no install scripts and no network code; the payload lives in the private dependency, which was not retrieved. Twenty-six such packages under seventeen accounts were published between 2026-07-28 and 2026-10-09.\n\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (bb608db16b2fc967030bace8c0ce8c230126e65448314b54c57d51fd574a5220)\nanimate-twcss-pack 2.0.6 contains no observed exfiltration, install-time or import-time code execution, silent-relay, credential distribution, backdoor, or self-propagation behavior. No lifecycle scripts fetching or executing remote content were identified, and no reads of installer-side secrets (environment variables, ~/.aws, ~/.ssh, ~/.npmrc, browser or wallet stores) were identified. The package appears to be a small utility distribution with no code paths that harm the party installing it.\n","affected":[{"package":{"name":"animate-twcss-pack","ecosystem":"npm","purl":"pkg:npm/animate-twcss-pack"},"versions":["2.0.6"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"indicators":{"package_integrity":[{"filename":"animate-twcss-pack-2.0.6.tgz","hashes":{"sha1":"3bb5ff207fa548a92dc54436d60b518c86d6f2fa","sha512_sri":"sha512-kW1cjWXKT7JvUiNOywcpLK/6T77AU3zY2xMPc6M9pBhf6TckFoP/J87EHU/fvws8DZx2oTHQhtrlpyfbT9Vweg=="}}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/animate-twcss-pack/MAL-2026-18067.json"}}],"references":[{"type":"ADVISORY","url":"https://osv.dev/vulnerability/MAL-2026-17665"},{"type":"ADVISORY","url":"https://osv.dev/vulnerability/MAL-2026-17666"},{"type":"ADVISORY","url":"https://osv.dev/vulnerability/MAL-2026-17667"},{"type":"WEB","url":"https://pkgwarden.com/incidents/fake-interview-tailwind-plugins-npm-october-2026/"},{"type":"PACKAGE","url":"https://www.npmjs.com/package/animate-twcss-pack/v/2.0.6"}],"database_specific":{"iocs":{"files":[{"note":"require of private scoped dependency @jasperquinn/postcss-motion-helpers","paths":["src/motion.js"],"source":"PACKAGE_ARCHIVE"}]},"malicious-packages-origins":[{"id":"IN-MAL-2026-022396","import_time":"2026-10-29T14:37:07.121541617Z","modified_time":"2026-10-29T14:27:21Z","sha256":"bb608db16b2fc967030bace8c0ce8c230126e65448314b54c57d51fd574a5220","source":"amazon-inspector","versions":["2.0.6"]}]},"credits":[{"name":"Amazon Inspector","contact":["inspector-research@amazon.com"],"type":"FINDER"},{"name":"pkgwarden","contact":["https://pkgwarden.com"],"type":"FINDER"}]}