« Back to list

CVE-2023-48313

Status: ModifiedMedium (6.1)—

Umbraco is an ASP.NET content management system (CMS). Starting in 10.0.0 and prior to versions 10.8.1 and 12.3.4, Umbraco contains a cross-site scripting (XSS) vulnerability enabling attackers to bring malicious content into a website or application. Versions 10.8.1 and 12.3.4 contain a patch for this issue.

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)

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2023-48313",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-48313",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-28T14:45:15.519159Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "umbraco",
          "product": "Umbraco-CMS",
          "versions": [
            {
              "status": "affected",
              "version": ">= 10.0.0, < 10.8.1"
            },
            {
              "status": "affected",
              "version": ">= 11.0.0-rc1, < 12.3.4"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-12-12T18:15:22.933",
  "references": [
    {
      "url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-v98m-398x-269r",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-v98m-398x-269r",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Umbraco is an ASP.NET content management system (CMS).  Starting in 10.0.0 and prior to versions 10.8.1 and 12.3.4, Umbraco contains a cross-site scripting (XSS) vulnerability enabling attackers to bring malicious content into a website or application. Versions 10.8.1 and 12.3.4 contain a patch for this issue."
    },
    {
      "lang": "es",
      "value": "Umbraco es un sistema de gestión de contenidos (CMS) ASP.NET. A partir de la versión 10.0.0 y antes de las versiones 10.8.1 y 12.3.4, Umbraco contiene una vulnerabilidad de Cross-Site Scripting (XSS) que permite a los atacantes introducir contenido malicioso en un sitio web o aplicación. Las versiones 10.8.1 y 12.3.4 contienen un parche para este problema."
    }
  ],
  "lastModified": "2026-06-17T06:33:59.267",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "03FE24B3-A0E4-4235-B990-51E9B6F877F5",
              "versionEndExcluding": "10.8.1",
              "versionStartIncluding": "10.0.0"
            },
            {
              "criteria": "cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "AD471553-62B9-4DBB-8DF6-93F7C3A08957",
              "versionEndExcluding": "12.3.4",
              "versionStartIncluding": "12.0.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security-advisories@github.com"
}