CVE-2025-22166 (GCVE-0-2025-22166)
Vulnerability from cvelistv5
Published
2025-10-21 16:00
Modified
2025-10-21 16:21
Severity ?
8.3 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
CWE
  • DoS (Denial of Service)
Summary
This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 8.3, allows an attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.25 Confluence Data Center and Server 9.2: Upgrade to a release greater than or equal to 9.2.7 Confluence Data Center and Server 10.0: Upgrade to a release greater than or equal to 10.0.2 See the release notes ([https://confluence.atlassian.com/doc/confluence-release-notes-327.html]). You can download the latest version of Confluence Data Center from the download center ([https://www.atlassian.com/software/confluence/download-archives]). This vulnerability was reported via our Atlassian (Internal) program.
References
Impacted products
Vendor Product Version
Atlassian Confluence Data Center Version: 9.5.1 to 9.5.4
Version: 9.4.0 to 9.4.1
Version: 9.3.1 to 9.3.2
Version: 9.2.0 to 9.2.6
Version: 9.1.0 to 9.1.1
Version: 9.0.1 to 9.0.3
Version: 8.9.0 to 8.9.8
Version: 8.8.0 to 8.8.1
Version: 8.7.1 to 8.7.2
Version: 8.6.1 to 8.6.2
Version: 8.5.3 to 8.5.24
Version: 7.19.16 to 7.19.30
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-22166",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-21T16:21:21.142041Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-405",
                "description": "CWE-405 Asymmetric Resource Consumption (Amplification)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T16:21:27.828Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Confluence Data Center",
          "vendor": "Atlassian",
          "versions": [
            {
              "status": "affected",
              "version": "9.5.1 to 9.5.4"
            },
            {
              "status": "affected",
              "version": "9.4.0 to 9.4.1"
            },
            {
              "status": "affected",
              "version": "9.3.1 to 9.3.2"
            },
            {
              "status": "affected",
              "version": "9.2.0 to 9.2.6"
            },
            {
              "status": "affected",
              "version": "9.1.0 to 9.1.1"
            },
            {
              "status": "affected",
              "version": "9.0.1 to 9.0.3"
            },
            {
              "status": "affected",
              "version": "8.9.0 to 8.9.8"
            },
            {
              "status": "affected",
              "version": "8.8.0 to 8.8.1"
            },
            {
              "status": "affected",
              "version": "8.7.1 to 8.7.2"
            },
            {
              "status": "affected",
              "version": "8.6.1 to 8.6.2"
            },
            {
              "status": "affected",
              "version": "8.5.3 to 8.5.24"
            },
            {
              "status": "affected",
              "version": "7.19.16 to 7.19.30"
            },
            {
              "status": "unaffected",
              "version": "10.0.2 to 10.0.3"
            },
            {
              "status": "unaffected",
              "version": "9.2.7 to 9.2.9"
            },
            {
              "status": "unaffected",
              "version": "8.5.25 to 8.5.27"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.4.1",
                  "versionStartIncluding": "9.4.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.4.1:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.3.2",
                  "versionStartIncluding": "9.3.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.2.6",
                  "versionStartIncluding": "9.2.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.2:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.3:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.4:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.5:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.6:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.1.1",
                  "versionStartIncluding": "9.1.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "9.0.3",
                  "versionStartIncluding": "9.0.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.9.8",
                  "versionStartIncluding": "8.9.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.8.1",
                  "versionStartIncluding": "8.8.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.7.2",
                  "versionStartIncluding": "8.7.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.6.2",
                  "versionStartIncluding": "8.6.1",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "8.5.24",
                  "versionStartIncluding": "8.5.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.13:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.22:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.23:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.24:*:*:*:*:*:*:*",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                  "versionEndIncluding": "7.19.30",
                  "versionStartIncluding": "7.19.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.7:*:*:*:*:*:*:*",
                  "vulnerable": false
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.8:*:*:*:*:*:*:*",
                  "vulnerable": false
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:9.2.9:*:*:*:*:*:*:*",
                  "vulnerable": false
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.25:*:*:*:*:*:*:*",
                  "vulnerable": false
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.26:*:*:*:*:*:*:*",
                  "vulnerable": false
                },
                {
                  "criteria": "cpe:2.3:a:atlassian:confluence_data_center:8.5.27:*:*:*:*:*:*:*",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center.\r\n\r\nThis DoS (Denial of Service) vulnerability, with a CVSS Score of 8.3, allows an attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network.\r\n\r\nAtlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:\r\n Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.25\r\n Confluence Data Center and Server 9.2: Upgrade to a release greater than or equal to 9.2.7\r\n Confluence Data Center and Server 10.0: Upgrade to a release greater than or equal to 10.0.2\r\n\r\nSee the release notes ([https://confluence.atlassian.com/doc/confluence-release-notes-327.html]). You can download the latest version of Confluence Data Center from the download center ([https://www.atlassian.com/software/confluence/download-archives]).\r\n\r\nThis vulnerability was reported via our Atlassian (Internal) program."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "DoS (Denial of Service)",
              "lang": "en",
              "type": "DoS (Denial of Service)"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-21T16:00:05.978Z",
        "orgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
        "shortName": "atlassian"
      },
      "references": [
        {
          "url": "https://confluence.atlassian.com/pages/viewpage.action?pageId=1652920034"
        },
        {
          "url": "https://jira.atlassian.com/browse/CONFSERVER-100907"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f08a6ab8-ed46-4c22-8884-d911ccfe3c66",
    "assignerShortName": "atlassian",
    "cveId": "CVE-2025-22166",
    "datePublished": "2025-10-21T16:00:05.978Z",
    "dateReserved": "2025-01-01T00:01:27.176Z",
    "dateUpdated": "2025-10-21T16:21:27.828Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • 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.