{
  "id": "CVE-2023-26303",
  "sourceIdentifier": "security@ubuntu.com",
  "published": "2023-02-23T00:15:11.390",
  "lastModified": "2023-11-07T04:09:33.770",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Denial of service could be caused to markdown-it-py, before v2.2.0, if an attacker was allowed to force null assertions with specially crafted input.\n"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      },
      {
        "source": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW",
          "baseScore": 3.3,
          "baseSeverity": "LOW"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 1.4
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    },
    {
      "source": "cc1ad9ee-3454-478d-9317-d3e869d708bc",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-173"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:executablebooks:markdown-it-py:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "2.2.0",
              "matchCriteriaId": "5E45476E-D78B-486D-9B62-30E7573AAA6A"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/executablebooks/markdown-it-py/commit/ae03c6107dfa18e648f6fdd1280f5b89092d5d49",
      "source": "security@ubuntu.com",
      "tags": [
        "Patch"
      ]
    }
  ]
}