mal-2025-47743
Vulnerability from ossf_malicious_packages
Published
2025-09-26 09:47
Modified
2025-12-02 09:12
Summary
Malicious code in winstem-logging (npm)
Details

-= Per source details. Do not edit below this line.=-

Credits
Amazon Inspector actran@amazon.com
ReversingLabs www.reversinglabs.com
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "winstem-logging",
        "purl": "pkg:npm/winstem-logging"
      },
      "versions": [
        "1.0.1"
      ]
    }
  ],
  "aliases": [
    "SNYK-JS-WINSTEMLOGGING-13561432"
  ],
  "credits": [
    {
      "contact": [
        "actran@amazon.com"
      ],
      "name": "Amazon Inspector",
      "type": "FINDER"
    },
    {
      "contact": [
        "https://www.reversinglabs.com"
      ],
      "name": "ReversingLabs",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "id": "RLMA-2025-05199",
        "import_time": "2025-09-26T11:06:07.693634164Z",
        "modified_time": "2025-09-26T09:47:48Z",
        "sha256": "ce03a0128e0148a9585b8dbad3a6264494fa569586816730df3d7821549be304",
        "source": "reversing-labs",
        "versions": [
          "1.0.1"
        ]
      },
      {
        "id": "RLUA-2025-06001",
        "import_time": "2025-12-02T09:10:13.81646152Z",
        "modified_time": "2025-12-01T13:30:08Z",
        "sha256": "8984a5e4ac11e8c2fc3e2ea0aed177139bf9d0741d8b407ae1b0a013721616a4",
        "source": "reversing-labs"
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n",
  "id": "MAL-2025-47743",
  "modified": "2025-12-02T09:12:18Z",
  "published": "2025-09-26T09:47:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security.snyk.io/vuln/SNYK-JS-WINSTEMLOGGING-13561432"
    },
    {
      "type": "ARTICLE",
      "url": "https://socket.dev/blog/north-korea-contagious-interview-campaign-338-malicious-npm-packages"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in winstem-logging (npm)"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.