{"schema_version":"1.9.2","id":"MAL-2026-18066","published":"2026-10-19T00:00:00Z","modified":"2026-10-29T14:45:06.529871404Z","summary":"Malicious code in animate-twcss-bridge (npm)","details":"animate-twcss-bridge (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 @aaron205whitmore/postcss-animate-utils, 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 (160318d3a79878329f5b84f2ebac0cc3a96d66c03d2cf568d51e45ffd4c66464)\nThe package's shipped contents do not exhibit lifecycle-script execution, remote fetch-and-execute, credential or environment scraping, silent relay of caller data to author-controlled endpoints, or persistence mechanisms. No hardcoded attacker infrastructure, obfuscated payloads, or install/import-time destructive behavior is present.\n","affected":[{"package":{"name":"animate-twcss-bridge","ecosystem":"npm","purl":"pkg:npm/animate-twcss-bridge"},"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-bridge-2.0.6.tgz","hashes":{"sha1":"2dac4ce90621b6656fb361db39f769b3b0ab478b","sha512_sri":"sha512-x7YBvYdqk2WlQi44OiCZs2PIiPGsE7/YZLVmVelUW5MDGXEFxWn2851v9ipH5KrdQk07+AVhn/tqxWvYKcANmw=="}}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/animate-twcss-bridge/MAL-2026-18066.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-bridge/v/2.0.6"}],"database_specific":{"iocs":{"files":[{"note":"require of private scoped dependency @aaron205whitmore/postcss-animate-utils","paths":["src/motion.js"],"source":"PACKAGE_ARCHIVE"}]},"malicious-packages-origins":[{"id":"IN-MAL-2026-022387","import_time":"2026-10-29T14:37:06.731975873Z","modified_time":"2026-10-29T14:26:15Z","sha256":"160318d3a79878329f5b84f2ebac0cc3a96d66c03d2cf568d51e45ffd4c66464","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"}]}