GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2023-51504 (GCVE-0-2023-51504)

Vulnerability from cvelistv5 – Published: 2024-02-05 05:40 – Updated: 2026-04-28 16:09
VLAI
Title
WordPress Dan's Embedder for Google Calendar Plugin <= 1.2 is vulnerable to Cross Site Scripting (XSS)
Summary
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Dan Dulaney Dan's Embedder for Google Calendar allows Stored XSS.This issue affects Dan's Embedder for Google Calendar: from n/a through 1.2.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-02-05 14:02 UTC
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
Impacted products
Vendor Product Version CPE status
Dan Dulaney Dan's Embedder for Google Calendar Affected: n/a , ≤ 1.2 (custom)
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-51504",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-02-05T14:02:24.464713Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-27T19:33:52.269Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T22:32:10.426Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vdb-entry",
              "x_transferred"
            ],
            "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "packageName": "dans-gcal",
          "product": "Dan\u0027s Embedder for Google Calendar",
          "vendor": "Dan Dulaney",
          "versions": [
            {
              "changes": [
                {
                  "at": "1.3",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "1.2",
              "status": "affected",
              "version": "n/a",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "NG\u00d4 THI\u00caN AN / ancorn_ from VNPT-VCI (Patchstack Alliance)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.\u003cp\u003eThis issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2.\u003c/p\u003e"
            }
          ],
          "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.This issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-592",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-592 Stored XSS"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "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": "2026-04-28T16:09:03.365Z",
        "orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
        "shortName": "Patchstack"
      },
      "references": [
        {
          "tags": [
            "vdb-entry"
          ],
          "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Update to\u00a01.3 or a higher version."
            }
          ],
          "value": "Update to\u00a01.3 or a higher version."
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "WordPress Dan\u0027s Embedder for Google Calendar Plugin \u003c= 1.2 is vulnerable to Cross Site Scripting (XSS)",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
    "assignerShortName": "Patchstack",
    "cveId": "CVE-2023-51504",
    "datePublished": "2024-02-05T05:40:24.821Z",
    "dateReserved": "2023-12-20T15:33:01.354Z",
    "dateUpdated": "2026-04-28T16:09:03.365Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-51504",
      "date": "2026-09-20",
      "epss": "0.00736",
      "percentile": "0.5298"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:dandulaney:dan\\\u0027s_embedder_for_google_calendar:*:*:*:*:*:wordpress:*:*",
                  "matchCriteriaId": "8FB355D5-DA26-4251-A15B-0C21E3268315",
                  "versionEndExcluding": "1.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.This issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2.\n\n"
        },
        {
          "lang": "es",
          "value": "Neutralizaci\u00f3n inadecuada de la entrada durante la vulnerabilidad de generaci\u00f3n de p\u00e1ginas web (\u0027Cross-site Scripting\u0027) en Dan Dulaney Dan\u0027s Embedder para Google Calendar permite almacenar XSS. Este problema afecta a Dan\u0027s Embedder para Google Calendar: desde n/a hasta 1.2."
        }
      ],
      "id": "CVE-2023-51504",
      "lastModified": "2024-11-21T08:38:15.837",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "LOW",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L",
              "version": "3.1"
            },
            "exploitabilityScore": 2.3,
            "impactScore": 3.7,
            "source": "audit@patchstack.com",
            "type": "Secondary"
          },
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 5.4,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "LOW",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 2.3,
            "impactScore": 2.7,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2024-02-05T06:15:46.400",
      "references": [
        {
          "source": "audit@patchstack.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
        }
      ],
      "sourceIdentifier": "audit@patchstack.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-79"
            }
          ],
          "source": "audit@patchstack.com",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "collectionURL": "https://wordpress.org/plugins",
                "defaultStatus": "unaffected",
                "packageName": "dans-gcal",
                "product": "Dan\u0027s Embedder for Google Calendar",
                "vendor": "Dan Dulaney",
                "versions": [
                  {
                    "changes": [
                      {
                        "at": "1.3",
                        "status": "unaffected"
                      }
                    ],
                    "lessThanOrEqual": "1.2",
                    "status": "affected",
                    "version": "n/a",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "source": "audit@patchstack.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:dandulaney:dan\\\u0027s_embedder_for_google_calendar:*:*:*:*:*:wordpress:*:*",
                    "matchCriteriaId": "8FB355D5-DA26-4251-A15B-0C21E3268315",
                    "versionEndExcluding": "1.3",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.This issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2."
          },
          {
            "lang": "es",
            "value": "Neutralizaci\u00f3n inadecuada de la entrada durante la vulnerabilidad de generaci\u00f3n de p\u00e1ginas web (\u0027Cross-site Scripting\u0027) en Dan Dulaney Dan\u0027s Embedder para Google Calendar permite almacenar XSS. Este problema afecta a Dan\u0027s Embedder para Google Calendar: desde n/a hasta 1.2."
          }
        ],
        "id": "CVE-2023-51504",
        "lastModified": "2026-06-17T06:41:05.540",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "LOW",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L",
                "version": "3.1"
              },
              "exploitabilityScore": 2.3,
              "impactScore": 3.7,
              "source": "audit@patchstack.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.3,
              "impactScore": 2.7,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2023-51504",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-02-05T14:02:24.464713Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2024-02-05T06:15:46.400",
        "references": [
          {
            "source": "audit@patchstack.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
          }
        ],
        "sourceIdentifier": "audit@patchstack.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-79"
              }
            ],
            "source": "audit@patchstack.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-04-29T01:07:54+00:00",
      "cve": "CVE-2023-51504",
      "id": "CVE-2023-51504",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "WordPress Dan\u0027s Embedder for Google Calendar Plugin \u003c= 1.2 is vulnerable to Cross Site Scripting (XSS)",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-51504.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-51504",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2024-02-05T14:02:24.464713Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2024-06-27T19:32:32.706Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "collectionURL": "https://wordpress.org/plugins",
              "defaultStatus": "unaffected",
              "packageName": "dans-gcal",
              "product": "Dan\u0027s Embedder for Google Calendar",
              "vendor": "Dan Dulaney",
              "versions": [
                {
                  "changes": [
                    {
                      "at": "1.3",
                      "status": "unaffected"
                    }
                  ],
                  "lessThanOrEqual": "1.2",
                  "status": "affected",
                  "version": "n/a",
                  "versionType": "custom"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "user": "00000000-0000-4000-9000-000000000000",
              "value": "NG\u00d4 THI\u00caN AN / ancorn_ from VNPT-VCI (Patchstack Alliance)"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.\u003cp\u003eThis issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2.\u003c/p\u003e"
                }
              ],
              "value": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027) vulnerability in Dan Dulaney Dan\u0027s Embedder for Google Calendar allows Stored XSS.This issue affects Dan\u0027s Embedder for Google Calendar: from n/a through 1.2.\n\n"
            }
          ],
          "impacts": [
            {
              "capecId": "CAPEC-592",
              "descriptions": [
                {
                  "lang": "en",
                  "value": "CAPEC-592 Stored XSS"
                }
              ]
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "LOW",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "LOW",
                "scope": "CHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L",
                "version": "3.1"
              },
              "format": "CVSS",
              "scenarios": [
                {
                  "lang": "en",
                  "value": "GENERAL"
                }
              ]
            }
          ],
          "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": "2024-02-05T05:40:24.821Z",
            "orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
            "shortName": "Patchstack"
          },
          "references": [
            {
              "tags": [
                "vdb-entry"
              ],
              "url": "https://patchstack.com/database/vulnerability/dans-gcal/wordpress-dan-s-embedder-for-google-calendar-plugin-1-2-cross-site-scripting-xss-vulnerability?_s_id=cve"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "Update to\u0026nbsp;1.3 or a higher version."
                }
              ],
              "value": "Update to\u00a01.3 or a higher version."
            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "WordPress Dan\u0027s Embedder for Google Calendar Plugin \u003c= 1.2 is vulnerable to Cross Site Scripting (XSS)",
          "x_generator": {
            "engine": "Vulnogram 0.1.0-dev"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
        "assignerShortName": "Patchstack",
        "cveId": "CVE-2023-51504",
        "datePublished": "2024-02-05T05:40:24.821Z",
        "dateReserved": "2023-12-20T15:33:01.354Z",
        "dateUpdated": "2024-06-27T19:33:52.269Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…