mal-2026-1665
Vulnerability from ossf_malicious_packages
Published
2026-03-18 12:41
Modified
2026-03-23 05:16
Summary
Malicious code in browser-compat-data (npm)
Details

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

Source: amazon-inspector (601776b12bb397ecad770ec5b29505afb8704042ffdb079640eb6f0f1903edab)

The package browser-compat-data was found to contain malicious code.

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

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "browser-compat-data",
        "purl": "pkg:npm/browser-compat-data"
      },
      "versions": [
        "0.0.1"
      ]
    }
  ],
  "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-2026-01134",
        "import_time": "2026-03-19T12:18:35.645437573Z",
        "modified_time": "2026-03-18T12:41:26Z",
        "sha256": "e33f2baef245b50858ef288c3286305cc6d88b3405810b8fc415c637f7964a9e",
        "source": "reversing-labs",
        "versions": [
          "0.0.1"
        ]
      },
      {
        "import_time": "2026-03-23T05:14:03.016993859Z",
        "modified_time": "2026-03-23T05:11:41Z",
        "sha256": "601776b12bb397ecad770ec5b29505afb8704042ffdb079640eb6f0f1903edab",
        "source": "amazon-inspector",
        "versions": [
          "0.0.1"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (601776b12bb397ecad770ec5b29505afb8704042ffdb079640eb6f0f1903edab)\nThe package browser-compat-data was found to contain malicious code.\n",
  "id": "MAL-2026-1665",
  "modified": "2026-03-23T05:16:25Z",
  "published": "2026-03-18T12:41:26Z",
  "schema_version": "1.7.4",
  "summary": "Malicious code in browser-compat-data (npm)"
}


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Sightings

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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.