{"schema_version":"1.7.3","id":"MAL-2026-611","published":"2026-01-30T23:13:08Z","modified":"2026-02-02T06:09:32.438634Z","summary":"Malicious code in mbo-letters-cl (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (d367723532d1a3f90f88a1d23230230dafb47b5f26a68af29aafda36084f5417)\nThe package mbo-letters-cl was found to contain malicious code.\n\n## Source: ossf-package-analysis (5f9cd1b0fbc8ed1c3c4975adcaea6990c6ac35de212e800a257b2a5a6164f281)\nThe OpenSSF Package Analysis project identified 'mbo-letters-cl' @ 1.9.992 (npm) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n\n- The package executes one or more commands associated with malicious behavior.\n","affected":[{"package":{"name":"mbo-letters-cl","ecosystem":"npm","purl":"pkg:npm/mbo-letters-cl"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"versions":["1.9.992","1.9.99"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/mbo-letters-cl/MAL-2026-611.json"}}],"database_specific":{"malicious-packages-origins":[{"import_time":"2026-01-30T23:41:13.330143905Z","modified_time":"2026-01-30T23:18:29Z","sha256":"5f9cd1b0fbc8ed1c3c4975adcaea6990c6ac35de212e800a257b2a5a6164f281","source":"ossf-package-analysis","versions":["1.9.992"]},{"import_time":"2026-01-30T23:41:13.199620827Z","modified_time":"2026-01-30T23:13:08Z","sha256":"7a038797c4387911dbfd31bb002720eaaf80b56da2385373ce047ce681f3d574","source":"ossf-package-analysis","versions":["1.9.99"]},{"import_time":"2026-02-02T05:54:45.279068031Z","modified_time":"2026-02-02T05:19:43Z","ranges":[{"events":[{"introduced":"0"}],"type":"SEMVER"}],"sha256":"d367723532d1a3f90f88a1d23230230dafb47b5f26a68af29aafda36084f5417","source":"amazon-inspector"}]},"credits":[{"name":"Amazon Inspector","contact":["actran@amazon.com"],"type":"FINDER"},{"name":"OpenSSF: Package Analysis","contact":["https://github.com/ossf/package-analysis","https://openssf.slack.com/channels/package_analysis"],"type":"FINDER"}]}