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CVE-2022-45026

Status: ModifiedCritical (9.8)—

An issue in Markdown Preview Enhanced v0.6.5 and v0.19.6 for VSCode and Atom allows attackers to execute arbitrary commands during the GFM export process.

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)

Markdown Preview Enhanced Project — Markdown Preview Enhanced

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2022-45026",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-45026",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-23T15:51:21.213217Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
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      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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  ],
  "published": "2022-12-07T02:15:10.410",
  "references": [
    {
      "url": "https://github.com/shd101wyy/vscode-markdown-preview-enhanced/issues/640",
      "tags": [
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        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/shd101wyy/vscode-markdown-preview-enhanced/issues/640",
      "tags": [
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        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
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          "lang": "en",
          "value": "CWE-78"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue in Markdown Preview Enhanced v0.6.5 and v0.19.6 for VSCode and Atom allows attackers to execute arbitrary commands during the GFM export process."
    },
    {
      "lang": "es",
      "value": "Un problema en Markdown Preview Enhanced v0.6.5 y v0.19.6 para VSCode y Atom permite a atacantes ejecutar comandos arbitrarios durante el proceso de exportación de GFM."
    }
  ],
  "lastModified": "2026-06-17T05:09:11.920",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:markdown_preview_enhanced_project:markdown_preview_enhanced:0.6.5:*:*:*:*:atom:*:*",
              "vulnerable": true,
              "matchCriteriaId": "267A6438-0CAF-4A16-8FB9-9A734FD0E7F7"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "8149490B-0782-4810-8CFE-122F5EB82A86"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "554CF389-BADD-4605-A6A4-2832C4E1AAD3"
            },
            {
              "criteria": "cpe:2.3:a:markdown_preview_enhanced_project:markdown_preview_enhanced:0.19.6:*:*:*:*:vscode:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A5C493A7-BB06-4DEF-89C2-D9197A560788"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}