mal-2026-3327
Vulnerability from ossf_malicious_packages
Published
2026-05-04 16:15
Modified
2026-05-04 16:40
Summary
Malicious code in capacitor-plugin-service-worker (npm)
Details

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

Source: ossf-package-analysis (3f28ba8fd7638915ed1060990ac5bbe779c131ee7453a155248a2f5d9d8c8e53)

The OpenSSF Package Analysis project identified 'capacitor-plugin-service-worker' @ 100.0.0 (npm) as malicious.

It is considered malicious because:

  • The package communicates with a domain associated with malicious activity.
Credits
OpenSSF: Package Analysis github.com/ossf/package-analysis openssf.slack.com/channels/package_analysis
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "capacitor-plugin-service-worker"
      },
      "versions": [
        "100.0.0",
        "100.2.0"
      ]
    }
  ],
  "credits": [
    {
      "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": "2026-05-04T16:39:00.007598101Z",
        "modified_time": "2026-05-04T16:15:46Z",
        "sha256": "3f28ba8fd7638915ed1060990ac5bbe779c131ee7453a155248a2f5d9d8c8e53",
        "source": "ossf-package-analysis",
        "versions": [
          "100.0.0"
        ]
      },
      {
        "import_time": "2026-05-04T16:39:00.178261635Z",
        "modified_time": "2026-05-04T16:30:52Z",
        "sha256": "aa55f7d30d38d7e0c527b9205044ad39277fc98c6d2ed056e55edbe539c2dcb3",
        "source": "ossf-package-analysis",
        "versions": [
          "100.2.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: ossf-package-analysis (3f28ba8fd7638915ed1060990ac5bbe779c131ee7453a155248a2f5d9d8c8e53)\nThe OpenSSF Package Analysis project identified \u0027capacitor-plugin-service-worker\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-2026-3327",
  "modified": "2026-05-04T16:40:52Z",
  "published": "2026-05-04T16:15:46Z",
  "schema_version": "1.7.4",
  "summary": "Malicious code in capacitor-plugin-service-worker (npm)"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.