FKIE_CVE-2023-2318

Vulnerability from fkie_nvd - Published: 2023-08-19 06:15 - Updated: 2026-06-17 05:52
Severity
8.6 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
9.6 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Summary
DOM-based XSS in src/muya/lib/contentState/pasteCtrl.js in MarkText 0.17.1 and before on Windows, Linux and macOS allows arbitrary JavaScript code to run in the context of MarkText main window. This vulnerability can be exploited if a user copies text from a malicious webpage and paste it into MarkText.
References
info@starlabs.sghttps://github.com/marktext/marktext/issues/3618Exploit, Issue Tracking
info@starlabs.sghttps://starlabs.sg/advisories/23/23-2318/Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/marktext/marktext/issues/3618Exploit, Issue Tracking
af854a3a-2127-422b-91ae-364da2661108https://starlabs.sg/advisories/23/23-2318/Exploit, Third Party Advisory
Impacted products
Vendor Product Version
marktext marktext *
apple macos -
linux linux_kernel -
microsoft windows -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "Linux",
            "MacOS"
          ],
          "product": "MarkText",
          "programFiles": [
            "https://github.com/marktext/marktext/blob/b75895cdd1a51638f2e67b222b266ff8b9cb9d69/src/muya/lib/contentState/pasteCtrl.js"
          ],
          "repo": "https://github.com/marktext/marktext",
          "vendor": "MarkText",
          "versions": [
            {
              "lessThanOrEqual": "0.17.1",
              "status": "affected",
              "version": "0",
              "versionType": "git"
            }
          ]
        }
      ],
      "source": "info@starlabs.sg"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:marktext:marktext:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "marktext",
          "vendor": "marktext",
          "versions": [
            {
              "lessThanOrEqual": "0.17.1",
              "status": "affected",
              "version": "0",
              "versionType": "git"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:marktext:marktext:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AB68239C-90DB-4BD3-AF7E-5A79E97A7093",
              "versionEndIncluding": "0.17.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "DOM-based XSS in src/muya/lib/contentState/pasteCtrl.js in MarkText 0.17.1 and before on Windows, Linux and macOS allows arbitrary JavaScript code to run in the context of MarkText main window. This vulnerability can be exploited if a user copies text from a malicious webpage and paste it into MarkText."
    },
    {
      "lang": "es",
      "value": "Cross-Site Scripting (XSS) basado en DOM en src/muya/lib/contentState/pasteCtrl.js de MarkText 0.17.1. y anteriores en Windows, Linux y macOS permite ejecutar c\u00f3digo JavaScript arbitrario en el contexto de la ventana principal de MarkText. Esta vulnerabilidad puede explotarse si un usuario copia texto de una p\u00e1gina web maliciosa y lo pega en MarkText. "
    }
  ],
  "id": "CVE-2023-2318",
  "lastModified": "2026-06-17T05:52:16.343",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 6.0,
        "source": "info@starlabs.sg",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.6,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 6.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-2318",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-07T19:55:36.566116Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-08-19T06:15:46.883",
  "references": [
    {
      "source": "info@starlabs.sg",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ],
      "url": "https://github.com/marktext/marktext/issues/3618"
    },
    {
      "source": "info@starlabs.sg",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://starlabs.sg/advisories/23/23-2318/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking"
      ],
      "url": "https://github.com/marktext/marktext/issues/3618"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://starlabs.sg/advisories/23/23-2318/"
    }
  ],
  "sourceIdentifier": "info@starlabs.sg",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "info@starlabs.sg",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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