{"schema_version":"1.9.2","id":"MAL-2026-18075","published":"2026-10-19T00:00:00Z","modified":"2026-10-29T14:30:43.607783170Z","summary":"Malicious code in signalledger-bridge (npm)","details":"signalledger-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 scott-rogers 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 (de01127f0a6309e85a9244238b0e12dcc0d1251d5ec401288ca83cb945780a7d)\nReview of the package's shipped contents produced no findings indicating installer-side attack behavior. No install-time or import-time network fetch-and-execute, no reads of installer credential paths (~/.aws, ~/.ssh, ~/.npmrc, browser or wallet stores), no environment scraping, no hardcoded attacker network destination, no lifecycle-script dropper, no silent-relay of caller-supplied data, and no backdoor or persistence mechanism were observed in the tarball.\n","affected":[{"package":{"name":"signalledger-bridge","ecosystem":"npm","purl":"pkg:npm/signalledger-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":"signalledger-bridge-2.0.6.tgz","hashes":{"sha1":"707e0b612160f8d20048788dbdd5b0bbb92e1891","sha512_sri":"sha512-d323qjaWnHvFJrn+9CEPobUm7vq9RDT2pDHAw/bDXWsvSrQZlgT8JbZJEZRIHmNeTaULLCG4fAB945A5tRPDOg=="}}]},"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/signalledger-bridge/MAL-2026-18075.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/signalledger-bridge/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-2026-022273","import_time":"2026-10-29T14:14:39.242255636Z","modified_time":"2026-10-29T14:11:25Z","sha256":"de01127f0a6309e85a9244238b0e12dcc0d1251d5ec401288ca83cb945780a7d","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"}]}