mal-2026-2909
Vulnerability from ossf_malicious_packages
Published
2026-04-15 23:43
Modified
2026-04-23 20:50
Summary
Malicious code in tailwind-typography-cssstyle (npm)
Details

tailwind-typography-cssstyle is a malicious npm package that when imported downloads a C2 dropper (part of PolinRider campaign) from crypto transactions and executes it.

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

Source: amazon-inspector (1b288c82be557febbb919054bf80821b244285d89b553f3d1dfcd15d88f43f70)

The package tailwind-typography-cssstyle was found to contain malicious code.

Credits
Amazon Inspector actran@amazon.com
indece indece.com
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "tailwind-typography-cssstyle"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "SEMVER"
        }
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "actran@amazon.com"
      ],
      "name": "Amazon Inspector",
      "type": "FINDER"
    },
    {
      "contact": [
        "https://indece.com"
      ],
      "name": "indece",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "import_time": "2026-04-23T20:48:58.14123722Z",
        "modified_time": "2026-04-23T20:43:56Z",
        "ranges": [
          {
            "events": [
              {
                "introduced": "0"
              }
            ],
            "type": "SEMVER"
          }
        ],
        "sha256": "1b288c82be557febbb919054bf80821b244285d89b553f3d1dfcd15d88f43f70",
        "source": "amazon-inspector"
      }
    ]
  },
  "details": "tailwind-typography-cssstyle is a malicious npm package that when imported downloads a C2 dropper (part of PolinRider campaign) from crypto transactions and executes it.\n\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (1b288c82be557febbb919054bf80821b244285d89b553f3d1dfcd15d88f43f70)\nThe package tailwind-typography-cssstyle was found to contain malicious code.\n",
  "id": "MAL-2026-2909",
  "modified": "2026-04-23T20:50:52Z",
  "published": "2026-04-15T23:43:20Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://www.indece.com/en-US/blog/7df041ba-feb1-4d87-918b-7fc2c709d805"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in tailwind-typography-cssstyle (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.
  • 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.