Vulnerability-Lookup

mal-2026-57

Vulnerability from ossf_malicious_packages

Published

2026-01-05 21:25

Modified

2026-01-08 09:13

Summary

Malicious code in react-transition-group-legacy (npm)

Details

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

Source: amazon-inspector (766e17e75d1b6492251c7c647d0783879b9fb18f0793046fc985e40a46295d63)

The package react-transition-group-legacy was found to contain malicious code.

Source: ossf-package-analysis (991f62aeef5fff1cae1f52afb9892bd59606c11485854125d673511ef339e8b6)

The OpenSSF Package Analysis project identified 'react-transition-group-legacy' @ 100.0.0 (npm) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.

Credits

Amazon Inspector actran@amazon.com

OpenSSF: Package Analysis github.com/ossf/package-analysis openssf.slack.com/channels/package_analysis

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "react-transition-group-legacy"
      },
      "versions": [
        "100.0.0"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "actran@amazon.com"
      ],
      "name": "Amazon Inspector",
      "type": "FINDER"
    },
    {
      "contact": [
        "https://github.com/ossf/package-analysis",
        "https://openssf.slack.com/channels/package_analysis"
      ],
      "name": "OpenSSF: Package Analysis",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "import_time": "2026-01-05T21:38:16.64033107Z",
        "modified_time": "2026-01-05T21:25:51Z",
        "sha256": "991f62aeef5fff1cae1f52afb9892bd59606c11485854125d673511ef339e8b6",
        "source": "ossf-package-analysis",
        "versions": [
          "100.0.0"
        ]
      },
      {
        "import_time": "2026-01-08T09:11:27.514016718Z",
        "modified_time": "2026-01-08T09:02:00Z",
        "sha256": "766e17e75d1b6492251c7c647d0783879b9fb18f0793046fc985e40a46295d63",
        "source": "amazon-inspector",
        "versions": [
          "100.0.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (766e17e75d1b6492251c7c647d0783879b9fb18f0793046fc985e40a46295d63)\nThe package react-transition-group-legacy was found to contain malicious code.\n\n## Source: ossf-package-analysis (991f62aeef5fff1cae1f52afb9892bd59606c11485854125d673511ef339e8b6)\nThe OpenSSF Package Analysis project identified \u0027react-transition-group-legacy\u0027 @ 100.0.0 (npm) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n",
  "id": "MAL-2026-57",
  "modified": "2026-01-08T09:13:17Z",
  "published": "2026-01-05T21:25:51Z",
  "schema_version": "1.7.4",
  "summary": "Malicious code in react-transition-group-legacy (npm)"
}

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.

Action not permitted