FKIE_CVE-2025-20051

Vulnerability from fkie_nvd - Published: 2025-02-24 08:15 - Updated: 2026-06-17 08:40
Severity
9.9 (Critical) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Mattermost versions 10.4.x <= 10.4.1, 9.11.x <= 9.11.7, 10.3.x <= 10.3.2, 10.2.x <= 10.2.2 fail to properly validate input when patching and duplicating a board, which allows a user to read any arbitrary file on the system via duplicating a specially crafted block in Boards.
References
responsibledisclosure@mattermost.comhttps://mattermost.com/security-updatesVendor Advisory
Impacted products
Vendor Product Version
mattermost mattermost_server *
mattermost mattermost_server *
mattermost mattermost_server *
mattermost mattermost_server *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThanOrEqual": "10.4.1",
              "status": "affected",
              "version": "10.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "9.11.7",
              "status": "affected",
              "version": "9.11.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "10.3.2",
              "status": "affected",
              "version": "10.3.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "10.2.2",
              "status": "affected",
              "version": "10.2.0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "10.5.0"
            },
            {
              "status": "unaffected",
              "version": "10.4.2"
            },
            {
              "status": "unaffected",
              "version": "9.11.8"
            },
            {
              "status": "unaffected",
              "version": "10.3.3"
            },
            {
              "status": "unaffected",
              "version": "10.2.3"
            }
          ]
        }
      ],
      "source": "responsibledisclosure@mattermost.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3E229B1F-4D4B-405D-ADAF-831AD561DDE0",
              "versionEndExcluding": "9.11.8",
              "versionStartIncluding": "9.11.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "EDC47726-A40F-4485-9DBD-D0E23526BFC6",
              "versionEndExcluding": "10.2.3",
              "versionStartIncluding": "10.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4B08BF27-E86F-472D-B91C-776E7D9425CB",
              "versionEndExcluding": "10.3.3",
              "versionStartIncluding": "10.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "20456526-878A-4CEA-A563-0D9878ED300C",
              "versionEndExcluding": "10.4.2",
              "versionStartIncluding": "10.4.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Mattermost versions 10.4.x \u003c= 10.4.1, 9.11.x \u003c= 9.11.7, 10.3.x \u003c= 10.3.2, 10.2.x \u003c= 10.2.2 fail to properly validate input when patching and duplicating a board, which allows a user to read any arbitrary file on the system via duplicating a specially crafted block in Boards."
    },
    {
      "lang": "es",
      "value": " Las versiones de Mattermost 10.4.x \u0026lt;= 10.4.1, 9.11.x \u0026lt;= 9.11.7, 10.3.x \u0026lt;= 10.3.2, 10.2.x \u0026lt;= 10.2.2 no pueden validar correctamente la entrada al parchar y duplicar una tablero, lo que permite a un usuario leer cualquier archivo arbitrario en el sistema mediante la duplicaci\u00f3n de un bloque especialmente manipulado en tableros."
    }
  ],
  "id": "CVE-2025-20051",
  "lastModified": "2026-06-17T08:40:35.313",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.9,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 6.0,
        "source": "responsibledisclosure@mattermost.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-20051",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-02-24T11:19:25.280356Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-02-24T08:15:10.087",
  "references": [
    {
      "source": "responsibledisclosure@mattermost.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://mattermost.com/security-updates"
    }
  ],
  "sourceIdentifier": "responsibledisclosure@mattermost.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ],
      "source": "responsibledisclosure@mattermost.com",
      "type": "Secondary"
    }
  ]
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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