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CVE-2022-20350

Status: ModifiedMedium (5.5)—

In onCreate of NotificationAccessConfirmationActivity.java, there is a possible way to trick the victim to grant notification access to the wrong app due to improper input validation. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-228178437

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Google — Android

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2022-20350",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-20350",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-10-20T16:13:21.319372Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      },
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        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "LOCAL",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
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          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
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  "published": "2022-08-10T20:15:26.690",
  "references": [
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      "url": "https://source.android.com/security/bulletin/2022-08-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
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      "source": "security@android.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/2022-08-01",
      "tags": [
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        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
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    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In onCreate of NotificationAccessConfirmationActivity.java, there is a possible way to trick the victim to grant notification access to the wrong app due to improper input validation. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-228178437"
    },
    {
      "lang": "es",
      "value": "En la función onCreate del archivo NotificationAccessConfirmationActivity.java, se presenta una posible forma de engañar a la víctima para que conceda el acceso a la notificación a la aplicación incorrecta debido a una comprobación de entrada inapropiada. Esto podría conllevar a una divulgación de información local con los privilegios de ejecución User necesarios. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-10 Android-11 Android-12 Android-12L, ID de Android: A-228178437"
    }
  ],
  "lastModified": "2026-06-17T04:24:07.950",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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              "criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
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          "operator": "OR"
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  "sourceIdentifier": "security@android.com"
}