mal-2026-1835
Vulnerability from ossf_malicious_packages
Published
2026-03-18 13:06
Modified
2026-04-16 15:42
Summary
Malicious code in react-fast-utilsa (npm)
Details

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

Source: amazon-inspector (95853c89c144cd1630b70c6d2c5e97e8b3cafd6d8ff628b357c80d6a7f8407b5)

The package react-fast-utilsa was found to contain malicious code.

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

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "react-fast-utilsa",
        "purl": "pkg:npm/react-fast-utilsa"
      },
      "versions": [
        "2.0.1",
        "2.0.2",
        "2.0.3",
        "2.0.4"
      ]
    }
  ],
  "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-2026-01526",
        "import_time": "2026-03-19T12:19:08.681933456Z",
        "modified_time": "2026-03-18T13:06:09Z",
        "sha256": "4d493048e938e6765e2ae2cdc643c7413742bf6006f3388b5bdd3104c9c8160f",
        "source": "reversing-labs",
        "versions": [
          "2.0.1",
          "2.0.2",
          "2.0.3",
          "2.0.4"
        ]
      },
      {
        "import_time": "2026-03-23T05:14:31.330049846Z",
        "modified_time": "2026-03-23T05:11:41Z",
        "sha256": "95853c89c144cd1630b70c6d2c5e97e8b3cafd6d8ff628b357c80d6a7f8407b5",
        "source": "amazon-inspector",
        "versions": [
          "2.0.1",
          "2.0.2",
          "2.0.3",
          "2.0.4"
        ]
      },
      {
        "id": "RLUA-2026-02030",
        "import_time": "2026-04-16T15:39:32.581791241Z",
        "modified_time": "2026-04-16T10:13:49Z",
        "sha256": "aa93ee4b399182ca2017f9f8d9a6bde4b6e4d469eac39dcf1dcf08cde6838f0c",
        "source": "reversing-labs"
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (95853c89c144cd1630b70c6d2c5e97e8b3cafd6d8ff628b357c80d6a7f8407b5)\nThe package react-fast-utilsa was found to contain malicious code.\n",
  "id": "MAL-2026-1835",
  "modified": "2026-04-16T15:42:10Z",
  "published": "2026-03-18T13:06:09Z",
  "references": [
    {
      "type": "ARTICLE",
      "url": "https://www.reversinglabs.com/blog/npm-fake-install-logs-rat"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in react-fast-utilsa (npm)"
}


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  • 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.
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  • 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.