cve-2023-45818
Vulnerability from cvelistv5
Published
2023-10-19 21:18
Modified
2024-09-12 15:36
Severity ?
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Summary
Cross-site Scripting vulnerability in TinyMCE undo/redo, getContent API, resetContent API, and Autosave plugin
References
security-advisories@github.comhttps://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfvVendor Advisory
security-advisories@github.comhttps://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutationsThird Party Advisory
security-advisories@github.comhttps://tiny.cloud/docs/release-notes/release-notes5108/#securityfixesRelease Notes
security-advisories@github.comhttps://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixesRelease Notes
security-advisories@github.comhttps://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/Product
af854a3a-2127-422b-91ae-364da2661108https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfvVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutationsThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixesRelease Notes
af854a3a-2127-422b-91ae-364da2661108https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixesRelease Notes
af854a3a-2127-422b-91ae-364da2661108https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/Product
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T20:29:32.376Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv",
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv"
          },
          {
            "name": "https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations"
          },
          {
            "name": "https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes"
          },
          {
            "name": "https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes"
          },
          {
            "name": "https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-45818",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-12T15:36:29.394147Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-12T15:36:41.178Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "tinymce",
          "vendor": "tinymce",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 5.10.8"
            },
            {
              "status": "affected",
              "version": "\u003e= 6.0.0, \u003c 6.7.1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "TinyMCE is an open source rich text editor. A mutation cross-site scripting (mXSS) vulnerability was discovered in TinyMCE\u2019s core undo and redo functionality. When a carefully-crafted HTML snippet passes the XSS sanitisation layer, it is manipulated as a string by internal trimming functions before being stored in the undo stack. If the HTML snippet is restored from the undo stack, the combination of the string manipulation and reparative parsing by either the browser\u0027s native [DOMParser API](https://developer.mozilla.org/en-US/docs/Web/API/DOMParser) (TinyMCE 6) or the SaxParser API (TinyMCE 5) mutates the HTML maliciously, allowing an XSS payload to be executed. This vulnerability has been patched in TinyMCE 5.10.8 and TinyMCE 6.7.1 by ensuring HTML is trimmed using node-level manipulation instead of string manipulation. Users are advised to upgrade. There are no known workarounds for this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79: Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-19T21:18:01.297Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv"
        },
        {
          "name": "https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations"
        },
        {
          "name": "https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes"
        },
        {
          "name": "https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes"
        },
        {
          "name": "https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/"
        }
      ],
      "source": {
        "advisory": "GHSA-v65r-p3vv-jjfv",
        "discovery": "UNKNOWN"
      },
      "title": "Cross-site Scripting vulnerability in TinyMCE undo/redo, getContent API, resetContent API, and Autosave plugin"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2023-45818",
    "datePublished": "2023-10-19T21:18:01.297Z",
    "dateReserved": "2023-10-13T12:00:50.438Z",
    "dateUpdated": "2024-09-12T15:36:41.178Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-45818\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2023-10-19T22:15:10.817\",\"lastModified\":\"2024-11-21T08:27:25.077\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"TinyMCE is an open source rich text editor. A mutation cross-site scripting (mXSS) vulnerability was discovered in TinyMCE\u2019s core undo and redo functionality. When a carefully-crafted HTML snippet passes the XSS sanitisation layer, it is manipulated as a string by internal trimming functions before being stored in the undo stack. If the HTML snippet is restored from the undo stack, the combination of the string manipulation and reparative parsing by either the browser\u0027s native [DOMParser API](https://developer.mozilla.org/en-US/docs/Web/API/DOMParser) (TinyMCE 6) or the SaxParser API (TinyMCE 5) mutates the HTML maliciously, allowing an XSS payload to be executed. This vulnerability has been patched in TinyMCE 5.10.8 and TinyMCE 6.7.1 by ensuring HTML is trimmed using node-level manipulation instead of string manipulation. Users are advised to upgrade. There are no known workarounds for this vulnerability.\"},{\"lang\":\"es\",\"value\":\"TinyMCE es un editor de texto enriquecido de c\u00f3digo abierto. Se descubri\u00f3 una vulnerabilidad de Cross-Site Scripting (XSS) en la funcionalidad principal de deshacer y rehacer de TinyMCE. Cuando un fragmento de HTML cuidadosamente manipulado pasa la capa de sanitizaci\u00f3n XSS, las funciones de recorte internas lo manipulan como una cadena antes de almacenarlo en la pila de deshacer. Si el fragmento HTML se restaura desde la pila de deshacer, la combinaci\u00f3n de manipulaci\u00f3n de cadenas y an\u00e1lisis reparativo mediante la [API DOMParser] nativa del navegador (https://developer.mozilla.org/en-US/docs/Web/API/ DOMParser) (TinyMCE 6) o la API SaxParser (TinyMCE 5) muta el HTML de forma maliciosa, permitiendo que se ejecute un payload XSS. Esta vulnerabilidad se ha solucionado en TinyMCE 5.10.8 y TinyMCE 6.7.1 garantizando que HTML se recorte mediante manipulaci\u00f3n a nivel de nodo en lugar de manipulaci\u00f3n de cadenas. Se recomienda a los usuarios que actualicen. No se conocen workarounds para esta vulnerabilidad.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":6.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":2.7},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":6.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"5.10.8\",\"matchCriteriaId\":\"E9D412ED-B744-4750-B6D4-3D55C8DCD8D0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndExcluding\":\"6.7.1\",\"matchCriteriaId\":\"0328BE76-BE2B-48C0-B4D1-B6B04C9AB29C\"}]}]}],\"references\":[{\"url\":\"https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Product\"]},{\"url\":\"https://github.com/tinymce/tinymce/security/advisories/GHSA-v65r-p3vv-jjfv\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://researchgate.net/publication/266654651_mXSS_attacks_Attacking_well-secured_web-applications_by_using_innerHTML_mutations\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://tiny.cloud/docs/release-notes/release-notes5108/#securityfixes\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://tiny.cloud/docs/tinymce/6/6.7.1-release-notes/#security-fixes\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Release Notes\"]},{\"url\":\"https://www.tiny.cloud/docs/api/tinymce.html/tinymce.html.saxparser/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Product\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.