{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:a:mattermost:mattermost:9.5.3:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "affected",
            "product": "mattermost",
            "vendor": "mattermost",
            "versions": [
              {
                "lessThanOrEqual": "9.5.3",
                "status": "affected",
                "version": "9.5.x",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:mattermost:mattermost:9.6.1:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "affected",
            "product": "mattermost",
            "vendor": "mattermost",
            "versions": [
              {
                "lessThanOrEqual": "9.6.1",
                "status": "affected",
                "version": "9.6.x",
                "versionType": "custom"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:a:mattermost:mattermost:8.1.12:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "affected",
            "product": "mattermost",
            "vendor": "mattermost",
            "versions": [
              {
                "lessThanOrEqual": "8.1.12",
                "status": "affected",
                "version": "8.1.x",
                "versionType": "custom"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-36255",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-28T16:55:50.413186Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:47:35.787Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T03:37:03.667Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://mattermost.com/security-updates"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThanOrEqual": "9.5.3",
              "status": "affected",
              "version": "9.5.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "9.6.1",
              "status": "affected",
              "version": "9.6.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "8.1.12",
              "status": "affected",
              "version": "8.1.0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "9.7.0"
            },
            {
              "status": "unaffected",
              "version": "9.5.4"
            },
            {
              "status": "unaffected",
              "version": "9.6.2"
            },
            {
              "status": "unaffected",
              "version": "8.1.13"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Juho Nurminen"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eMattermost versions 9.5.x \u0026lt;= 9.5.3, 9.6.x \u0026lt;= 9.6.1 and 8.1.x \u0026lt;= 8.1.12 fail to perform proper input validation on post actions which allows an attacker to run a playbook checklist task command as another user via creating and sharing a deceptive post action that unexpectedly runs a slash command in some arbitrary channel.\u003c/p\u003e"
            }
          ],
          "value": "Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to perform proper input validation on post actions which allows an attacker to run a playbook checklist task command as another user via creating and sharing a deceptive post action that unexpectedly runs a slash command in some arbitrary channel."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-352",
              "description": "CWE-352: Cross-Site Request Forgery (CSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-05-26T13:32:56.087Z",
        "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
        "shortName": "Mattermost"
      },
      "references": [
        {
          "url": "https://mattermost.com/security-updates"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eUpdate Mattermost to versions 9.7.0, 9.5.4, 9.6.2, 8.1.13 or higher.\u003c/p\u003e"
            }
          ],
          "value": "Update Mattermost to versions 9.7.0, 9.5.4, 9.6.2, 8.1.13 or higher."
        }
      ],
      "source": {
        "advisory": "MMSA-2024-00301",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-56346"
        ],
        "discovery": "INTERNAL"
      },
      "title": "Post actions can run playbook checklist task commands",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
    "assignerShortName": "Mattermost",
    "cveId": "CVE-2024-36255",
    "datePublished": "2024-05-26T13:32:56.087Z",
    "dateReserved": "2024-05-23T10:57:59.907Z",
    "dateUpdated": "2024-08-02T03:37:03.667Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-36255\",\"sourceIdentifier\":\"responsibledisclosure@mattermost.com\",\"published\":\"2024-05-26T14:15:10.060\",\"lastModified\":\"2024-05-28T12:39:28.377\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Mattermost versions 9.5.x \u003c= 9.5.3, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to perform proper input validation on post actions which allows an attacker to run a playbook checklist task command as another user via creating and sharing a deceptive post action that unexpectedly runs a slash command in some arbitrary channel.\"},{\"lang\":\"es\",\"value\":\"Las versiones de Mattermost 9.5.x \u0026lt;= 9.5.3, 9.6.x \u0026lt;= 9.6.1 y 8.1.x \u0026lt;= 8.1.12 no realizan una validaci\u00f3n de entrada adecuada en las acciones posteriores, lo que permite a un atacante ejecutar un comando de tarea de lista de verificaci\u00f3n del libro de jugadas como otro usuario creando y compartiendo una acci\u00f3n de publicaci\u00f3n enga\u00f1osa que ejecuta inesperadamente un comando de barra diagonal en alg\u00fan canal arbitrario.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"responsibledisclosure@mattermost.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.7,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.1,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"responsibledisclosure@mattermost.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-352\"}]}],\"references\":[{\"url\":\"https://mattermost.com/security-updates\",\"source\":\"responsibledisclosure@mattermost.com\"}]}}"
  }
}