{"id":"MAL-2026-17165","revision":null,"records":[{"revision":"f0178baaea134e37b8a0153f823532f5","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"MAL-2026-17165","aliases":[],"title":"Malicious code in c2-client (npm)","description":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (8c5e21fe48a0a1a03a1846e11cb06360950603c3bd8ccba5979c431c84779ba0)\nThe package name is 'c2-client' and package.json declares a postinstall hook that executes 'node setup.js' automatically on npm install. The setup script runs unattended in the installer's environment with the installer's privileges and network access. Combined with the package's self-declared C2-client purpose, install of this package is expected to establish an attacker-controlled command channel or execute attacker-controlled code on the installer's machine at install time.\n","state":0,"publishedAt":"2026-09-24T14:49:22+00:00","modifiedAt":"2026-09-24T15:30:05.430424+00:00","affected":[{"ecosystem":"npm","name":"c2-client","ranges":[],"versions":["1.0.0"],"rawVersionEvidence":null}],"metrics":[],"references":["https://www.npmjs.com/package/c2-client/v/1.0.0"],"sourceUrl":"https://osv.dev/vulnerability/MAL-2026-17165","license":"OSV · upstream source license applies","key":"osv:MAL-2026-17165","identifiers":["MAL-2026-17165"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-12T12:55:42.4262761+00:00","complete":true,"records":1779,"lastAttemptAt":"2026-11-12T12:55:42.4262761+00:00","lastSuccessAt":"2026-11-12T12:55:42.5974366+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:55:42.5974423+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-64752486c567b55b31fb0d7225f5222bcd0019564ac0ac5f0649e242c7b19299-5bccd177289498505bca058c1d1f630384f5399f00540fa3e5d47f20d2a6ab62","complete":true,"records":424657,"lastAttemptAt":"2026-11-12T12:53:35.4399876+00:00","lastSuccessAt":"2026-11-12T12:53:35.3826245+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:53:35.4399876+00:00","snapshotPublishedAt":"2026-11-12T12:31:29+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-0580dcc98aaa46a8935f8ff576f25037","complete":true,"records":13764,"lastAttemptAt":"2026-11-12T12:56:08.7918389+00:00","lastSuccessAt":"2026-11-12T11:56:20.209+00:00","error":null,"lastVerifiedAt":"2026-11-12T11:56:20.209+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13817,"expectedIdentifiers":13817,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-12T12:55:42.4262761+00:00","complete":true,"records":1097,"lastAttemptAt":"2026-11-12T12:55:42.4262761+00:00","lastSuccessAt":"2026-11-12T12:55:42.5982202+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:55:42.5982204+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-8e24d21c65544232af203e5ab569fc84","complete":false,"records":13764,"lastAttemptAt":"2026-11-12T12:56:08.0805262+00:00","lastSuccessAt":"2026-11-12T12:56:08.077+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:56:08.077+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13313,"expectedIdentifiers":13817,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-3562b6c78fd1bd0f0b55daf66a0926ae24f65e462df7f6d928caad458fc696bf","complete":true,"records":9947,"lastAttemptAt":"2026-11-12T12:55:42.268774+00:00","lastSuccessAt":"2026-11-11T04:27:43.6877707+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:55:42.268774+00:00","snapshotPublishedAt":"2026-11-11T03:32:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-456002455e0ab94bb92c95476d4e6d175c104cd594749982afd96c893728ecbc","complete":true,"records":2010,"lastAttemptAt":"2026-11-12T12:53:36.536519+00:00","lastSuccessAt":"2026-11-11T02:36:58.1276999+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:53:36.536519+00:00","snapshotPublishedAt":"2026-11-11T01:17:51+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-f46f74c6a30a9b6e4cfb481719c6d35521ebec2d53ebf163223d093ae587eb9d","complete":true,"records":3106,"lastAttemptAt":"2026-11-12T12:55:42.3839893+00:00","lastSuccessAt":"2026-11-12T09:55:31.1176285+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:55:42.3839893+00:00","snapshotPublishedAt":"2026-11-12T09:48:13+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-9fe0abab1a1e38846a00931efa6f1538c21ec4cb4a790552d5b52b39478d28ca","complete":true,"records":231701,"lastAttemptAt":"2026-11-12T12:55:42.1436747+00:00","lastSuccessAt":"2026-11-12T12:55:40.1640864+00:00","error":null,"lastVerifiedAt":"2026-11-12T12:55:42.1436747+00:00","snapshotPublishedAt":"2026-11-12T12:33:30+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}