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CVE-2026-17903

Full vulnerability record from the local CVENow database.

Description

Insufficient policy enforcement in Chromecast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to inject scripts or HTML into a privileged page via malicious network traffic. (Chromium security severity: Low)

Severity
MEDIUM
CVSS score
5.4 (v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-07-30 01:16:54.353000
Last modified
2026-10-23 22:10:00.160000
View original CVE JSON
{
  "id": "CVE-2026-17903",
  "sourceIdentifier": "[email protected]",
  "published": "2026-07-30T01:16:54.353",
  "lastModified": "2026-10-23T22:10:00.160",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Insufficient policy enforcement in Chromecast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to inject scripts or HTML into a privileged page via malicious network traffic. (Chromium security severity: Low)"
    },
    {
      "lang": "es",
      "value": "Aplicación insuficiente de políticas en Chromecast en Google Chrome anterior a 151.0.7922.72 permitió a un atacante en el segmento de red local inyectar scripts o HTML en una página privilegiada a través de tráfico de red malicioso. (Gravedad de seguridad de Chromium: Baja)"
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Chrome",
          "versions": [
            {
              "version": "151.0.7922.72",
              "lessThan": "151.0.7922.72",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "attackVector": "ADJACENT_NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.5
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-07-30T18:24:42.573777Z",
          "id": "CVE-2026-17903",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "151.0.7922.72",
              "matchCriteriaId": "5306E563-AFD7-43CB-AFC8-CE1F449BA94C"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html",
      "source": "[email protected]",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://issues.chromium.org/issues/497277880",
      "source": "[email protected]",
      "tags": [
        "Permissions Required"
      ]
    }
  ]
}