FKIE_CVE-2026-0021

Vulnerability from fkie_nvd - Published: 2026-03-02 19:16 - Updated: 2026-03-06 04:16
Severity ?
8.4 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
In hasInteractAcrossUsersFullPermission of AppInfoBase.java, there is a possible cross-user permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
References
security@android.comhttps://source.android.com/docs/security/bulletin/2026/2026-03-01
Impacted products
Vendor Product Version
google android 14.0
google android 15.0
google android 16.0
google android 16.0
google android 16.0
google android 16.0
To clipboard 

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              "matchCriteriaId": "2700BCC5-634D-4EC6-AB67-5B678D5F951D",
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          "negate": false,
          "operator": "OR"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In hasInteractAcrossUsersFullPermission of AppInfoBase.java, there is a possible cross-user permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."
    },
    {
      "lang": "es",
      "value": "En hasInteractAcrossUsersFullPermission de AppInfoBase.java, existe una posible elusi\u00f3n de permisos entre usuarios debido a un delegado confuso. Esto podr\u00eda llevar a una escalada local de privilegios sin necesidad de privilegios de ejecuci\u00f3n adicionales. No se requiere interacci\u00f3n del usuario para la explotaci\u00f3n."
    }
  ],
  "id": "CVE-2026-0021",
  "lastModified": "2026-03-06T04:16:04.577",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.4,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.5,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-02T19:16:30.347",
  "references": [
    {
      "source": "security@android.com",
      "url": "https://source.android.com/docs/security/bulletin/2026/2026-03-01"
    }
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  "sourceIdentifier": "security@android.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-441"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
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}


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