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    4 vulnerabilities found for CoolClock by Unknown

    CVE-2026-83546 (GCVE-0-2026-83546)

    Vulnerability from nvd – Published: 2026-09-11 06:00 – Updated: 2026-09-11 10:11
    VLAI
    Title
    CoolClock < 4.3.8 - Contributor+ Stored XSS via Skin Class Attribute
    Summary
    The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before outputting it within an HTML attribute, allowing users with contributor-level access and above to inject arbitrary web scripts that execute when the content is viewed.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-11 10:05 UTC
    CWE
    References
    URL Tags
    https://wpscan.com/vulnerability/57fcdde1-1723-42… exploitvdb-entrytechnical-description
    Impacted products
    Vendor Product Version
    Unknown CoolClock Affected: 0 , < 4.3.8 (semver)
    Create a notification for this product.
    Show details on NVD website

    {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "NETWORK",
                  "availabilityImpact": "HIGH",
                  "baseScore": 6.8,
                  "baseSeverity": "MEDIUM",
                  "confidentialityImpact": "HIGH",
                  "integrityImpact": "HIGH",
                  "privilegesRequired": "HIGH",
                  "scope": "UNCHANGED",
                  "userInteraction": "REQUIRED",
                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-83546",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-09-11T10:05:43.612027Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "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": "2026-09-11T10:11:46.329Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "CoolClock",
              "vendor": "Unknown",
              "versions": [
                {
                  "lessThan": "4.3.8",
                  "status": "affected",
                  "version": "0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Philipp Doblhofer"
            },
            {
              "lang": "en",
              "type": "coordinator",
              "value": "WPScan"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before outputting it within an HTML attribute, allowing users with contributor-level access and above to inject arbitrary web scripts that execute when the content is viewed."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "CWE-79 Cross-Site Scripting (XSS)",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-11T06:00:06.012Z",
            "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
            "shortName": "WPScan"
          },
          "references": [
            {
              "tags": [
                "exploit",
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://wpscan.com/vulnerability/57fcdde1-1723-42e1-a6d0-16e63a532ac7/"
            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "CoolClock \u003c 4.3.8 - Contributor+ Stored XSS via Skin Class Attribute",
          "x_generator": {
            "engine": "WPScan CVE Generator"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "assignerShortName": "WPScan",
        "cveId": "CVE-2026-83546",
        "datePublished": "2026-09-11T06:00:06.012Z",
        "dateReserved": "2026-08-31T18:05:52.974Z",
        "dateUpdated": "2026-09-11T10:11:46.329Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }

    CVE-2026-83545 (GCVE-0-2026-83545)

    Vulnerability from nvd – Published: 2026-09-11 06:00 – Updated: 2026-09-11 10:12
    VLAI
    Title
    CoolClock < 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON
    Summary
    The CoolClock WordPress plugin before 4.3.8 does not properly escape a custom skin setting before outputting it inside an inline script, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes when the content is viewed.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-11 10:04 UTC
    CWE
    References
    URL Tags
    https://wpscan.com/vulnerability/d331d834-08f7-46… exploitvdb-entrytechnical-description
    Impacted products
    Vendor Product Version
    Unknown CoolClock Affected: 0 , < 4.3.8 (semver)
    Create a notification for this product.
    Show details on NVD website

    {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "NETWORK",
                  "availabilityImpact": "HIGH",
                  "baseScore": 6.8,
                  "baseSeverity": "MEDIUM",
                  "confidentialityImpact": "HIGH",
                  "integrityImpact": "HIGH",
                  "privilegesRequired": "HIGH",
                  "scope": "UNCHANGED",
                  "userInteraction": "REQUIRED",
                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-83545",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-09-11T10:04:21.489220Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "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": "2026-09-11T10:12:00.858Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "CoolClock",
              "vendor": "Unknown",
              "versions": [
                {
                  "lessThan": "4.3.8",
                  "status": "affected",
                  "version": "0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Philipp Doblhofer"
            },
            {
              "lang": "en",
              "type": "coordinator",
              "value": "WPScan"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "The CoolClock WordPress plugin before 4.3.8 does not properly escape a custom skin setting before outputting it inside an inline script, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes when the content is viewed."
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "CWE-79 Cross-Site Scripting (XSS)",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-11T06:00:05.825Z",
            "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
            "shortName": "WPScan"
          },
          "references": [
            {
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                "vdb-entry",
                "technical-description"
              ],
              "url": "https://wpscan.com/vulnerability/d331d834-08f7-46e2-859a-7b797213ad0b/"
            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "CoolClock \u003c 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON",
          "x_generator": {
            "engine": "WPScan CVE Generator"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "assignerShortName": "WPScan",
        "cveId": "CVE-2026-83545",
        "datePublished": "2026-09-11T06:00:05.825Z",
        "dateReserved": "2026-08-31T18:05:49.023Z",
        "dateUpdated": "2026-09-11T10:12:00.858Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }

    CVE-2026-83546 (GCVE-0-2026-83546)

    Vulnerability from cvelistv5 – Published: 2026-09-11 06:00 – Updated: 2026-09-11 10:11
    VLAI
    Title
    CoolClock < 4.3.8 - Contributor+ Stored XSS via Skin Class Attribute
    Summary
    The CoolClock WordPress plugin before 4.3.8 does not properly escape a skin setting before outputting it within an HTML attribute, allowing users with contributor-level access and above to inject arbitrary web scripts that execute when the content is viewed.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-11 10:05 UTC
    CWE
    References
    URL Tags
    https://wpscan.com/vulnerability/57fcdde1-1723-42… exploitvdb-entrytechnical-description
    Impacted products
    Vendor Product Version
    Unknown CoolClock Affected: 0 , < 4.3.8 (semver)
    Create a notification for this product.
    Show details on NVD website

    {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "NETWORK",
                  "availabilityImpact": "HIGH",
                  "baseScore": 6.8,
                  "baseSeverity": "MEDIUM",
                  "confidentialityImpact": "HIGH",
                  "integrityImpact": "HIGH",
                  "privilegesRequired": "HIGH",
                  "scope": "UNCHANGED",
                  "userInteraction": "REQUIRED",
                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-83546",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-09-11T10:05:43.612027Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "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": "2026-09-11T10:11:46.329Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "CoolClock",
              "vendor": "Unknown",
              "versions": [
                {
                  "lessThan": "4.3.8",
                  "status": "affected",
                  "version": "0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Philipp Doblhofer"
            },
            {
              "lang": "en",
              "type": "coordinator",
              "value": "WPScan"
            }
          ],
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            {
              "lang": "en",
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            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
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                  "lang": "en",
                  "type": "CWE"
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              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-11T06:00:06.012Z",
            "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
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          },
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            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "CoolClock \u003c 4.3.8 - Contributor+ Stored XSS via Skin Class Attribute",
          "x_generator": {
            "engine": "WPScan CVE Generator"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "assignerShortName": "WPScan",
        "cveId": "CVE-2026-83546",
        "datePublished": "2026-09-11T06:00:06.012Z",
        "dateReserved": "2026-08-31T18:05:52.974Z",
        "dateUpdated": "2026-09-11T10:11:46.329Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }

    CVE-2026-83545 (GCVE-0-2026-83545)

    Vulnerability from cvelistv5 – Published: 2026-09-11 06:00 – Updated: 2026-09-11 10:12
    VLAI
    Title
    CoolClock < 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON
    Summary
    The CoolClock WordPress plugin before 4.3.8 does not properly escape a custom skin setting before outputting it inside an inline script, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes when the content is viewed.
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator · CISA-ADP (v2.0.3)
    Decision recorded 2026-09-11 10:04 UTC
    CWE
    References
    URL Tags
    https://wpscan.com/vulnerability/d331d834-08f7-46… exploitvdb-entrytechnical-description
    Impacted products
    Vendor Product Version
    Unknown CoolClock Affected: 0 , < 4.3.8 (semver)
    Create a notification for this product.
    Show details on NVD website

    {
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          {
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              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "NETWORK",
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                  "baseScore": 6.8,
                  "baseSeverity": "MEDIUM",
                  "confidentialityImpact": "HIGH",
                  "integrityImpact": "HIGH",
                  "privilegesRequired": "HIGH",
                  "scope": "UNCHANGED",
                  "userInteraction": "REQUIRED",
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                  "version": "3.1"
                }
              },
              {
                "other": {
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                      },
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                      },
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                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-09-11T10:04:21.489220Z",
                    "version": "2.0.3"
                  },
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            ],
            "problemTypes": [
              {
                "descriptions": [
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                    "cweId": "CWE-79",
                    "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
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            ],
            "providerMetadata": {
              "dateUpdated": "2026-09-11T10:12:00.858Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
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            {
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              "product": "CoolClock",
              "vendor": "Unknown",
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                {
                  "lessThan": "4.3.8",
                  "status": "affected",
                  "version": "0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Philipp Doblhofer"
            },
            {
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              "type": "coordinator",
              "value": "WPScan"
            }
          ],
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            {
              "lang": "en",
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            }
          ],
          "problemTypes": [
            {
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          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-11T06:00:05.825Z",
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            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "CoolClock \u003c 4.3.8 - Contributor+ Stored XSS via Custom Skin JSON",
          "x_generator": {
            "engine": "WPScan CVE Generator"
          }
        }
      },
      "cveMetadata": {
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        "datePublished": "2026-09-11T06:00:05.825Z",
        "dateReserved": "2026-08-31T18:05:49.023Z",
        "dateUpdated": "2026-09-11T10:12:00.858Z",
        "state": "PUBLISHED"
      },
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      "dataVersion": "5.2"
    }