{"id":"MAL-2025-889","revision":null,"records":[{"revision":"0dd192cc579c4efe9a2f70add2e2b2a9","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"MAL-2025-889","aliases":[],"title":"Malicious code in x509-escaping (npm)","description":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (a0ac597bf732e187011fdef75554843eec3e581b18fdf2c0e83b4dd4aa559731)\npackage.json declares `preinstall: node index.js`, so on `npm install` the shipped index.js runs automatically. It collects hostname, username, home directory, DNS servers, and current working directory, and reads /etc/passwd and /etc/hosts via fs.readFileSync, then POSTs the bundle over HTTPS to the hardcoded host `agumuj6lhw9yqopq6npl1nlgu70yorcg.oastify.com` (a Burp Collaborator out-of-band subdomain). The package name and single-purpose recon payload match the dependency-confusion reconnaissance pattern: no library functionality is shipped, only install-time data exfiltration to an attacker-controlled OOB host.\n","state":0,"publishedAt":"2025-02-03T17:06:31+00:00","modifiedAt":"2026-09-18T20:45:06.5403005+00:00","affected":[{"ecosystem":"npm","name":"x509-escaping","ranges":[],"versions":["0.0.0","0.0.1","0.0.2","1.0.1"],"rawVersionEvidence":null}],"metrics":[],"references":["https://www.npmjs.com/package/x509-escaping/v/1.0.1"],"sourceUrl":"https://osv.dev/vulnerability/MAL-2025-889","license":"OSV · upstream source license applies","key":"osv:MAL-2025-889","identifiers":["MAL-2025-889"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-13T03:19:40.5269590+00:00","complete":true,"records":1779,"lastAttemptAt":"2026-11-13T03:19:40.526959+00:00","lastSuccessAt":"2026-11-13T03:19:40.6882289+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:40.688234+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-d8fa82e95fdb59244e2f635e667ba17f0796ca0a4f1f4bb8cc31febcd660b76c-98121ba726768336a864ab5bced2f3860f36459d7555a27229b152c25d7e1f39","complete":true,"records":424942,"lastAttemptAt":"2026-11-13T03:16:36.8593016+00:00","lastSuccessAt":"2026-11-13T03:16:36.8357038+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:16:36.8593016+00:00","snapshotPublishedAt":"2026-11-13T02:30:23+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-7f404f09616a40578b159775b5b66635","complete":false,"records":13793,"lastAttemptAt":"2026-11-13T03:29:27.9813623+00:00","lastSuccessAt":"2026-11-13T03:29:27.977+00:00","error":"370 identifier lookups failed; latest failures include AccessDenied (HTTP 403). Other identifiers were checked independently.","lastVerifiedAt":"2026-11-13T03:29:27.977+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13369,"expectedIdentifiers":13846,"failedIdentifiers":370},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-13T03:19:40.5269590+00:00","complete":true,"records":1123,"lastAttemptAt":"2026-11-13T03:19:40.526959+00:00","lastSuccessAt":"2026-11-13T03:19:40.6892892+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:40.6892894+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-99b329e58ea7441eaabf9a9af1bb4458","complete":true,"records":13781,"lastAttemptAt":"2026-11-13T03:19:48.7349646+00:00","lastSuccessAt":"2026-11-13T03:19:48.73+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:48.73+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13846,"expectedIdentifiers":13846,"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-93e76d404e1aeb6a7e8902f5ffa06211fc86dea3b1958e297abb2668aa5e6e8c","complete":true,"records":9952,"lastAttemptAt":"2026-11-13T03:19:40.4671686+00:00","lastSuccessAt":"2026-11-12T23:19:15.5239119+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:40.4671686+00:00","snapshotPublishedAt":"2026-11-12T23:03:02+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-4d60731753a2f72e455d1086e7203d0ef10843936dcc1cf2b45135e2caa204b0","complete":true,"records":2012,"lastAttemptAt":"2026-11-13T03:16:36.9337406+00:00","lastSuccessAt":"2026-11-12T18:16:50.7862525+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:16:36.9337406+00:00","snapshotPublishedAt":"2026-11-12T17:48:11+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-20d1a8ab073a1c13ab2143dbcadb34ebb8edf1e18e16482b448513662c3d1e12","complete":true,"records":3127,"lastAttemptAt":"2026-11-13T03:19:40.4889465+00:00","lastSuccessAt":"2026-11-12T22:18:31.0338213+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:40.4889465+00:00","snapshotPublishedAt":"2026-11-12T22:18:06+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-11714c374501e9f6ac09cc4e36bc0b50c7521131f606050aeabd7887ba2c0080","complete":true,"records":231743,"lastAttemptAt":"2026-11-13T03:19:40.3437235+00:00","lastSuccessAt":"2026-11-13T03:19:38.55958+00:00","error":null,"lastVerifiedAt":"2026-11-13T03:19:40.3437235+00:00","snapshotPublishedAt":"2026-11-13T02:48:17+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}