« Volver al listado

CVE-2025-9078

Estado: AnalizadaMedia (4.3)—

Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to properly validate cache keys for link metadata which allows authenticated users to access unauthorized posts and poison link previews via hash collision attacks on FNV-1 hashing

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Mattermost — Mattermost Server

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2025-9078",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-9078",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-09-15T13:53:35.598807Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "responsibledisclosure@mattermost.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "responsibledisclosure@mattermost.com",
      "affectedData": [
        {
          "vendor": "Mattermost",
          "product": "Mattermost",
          "versions": [
            {
              "status": "affected",
              "version": "10.8.0",
              "versionType": "semver",
              "lessThanOrEqual": "10.8.3"
            },
            {
              "status": "affected",
              "version": "10.5.0",
              "versionType": "semver",
              "lessThanOrEqual": "10.5.8"
            },
            {
              "status": "affected",
              "version": "9.11.0",
              "versionType": "semver",
              "lessThanOrEqual": "9.11.17"
            },
            {
              "status": "affected",
              "version": "10.10.0",
              "versionType": "semver",
              "lessThanOrEqual": "10.10.1"
            },
            {
              "status": "affected",
              "version": "10.9.0",
              "versionType": "semver",
              "lessThanOrEqual": "10.9.3"
            },
            {
              "status": "unaffected",
              "version": "10.11.0"
            },
            {
              "status": "unaffected",
              "version": "10.8.4"
            },
            {
              "status": "unaffected",
              "version": "10.5.9"
            },
            {
              "status": "unaffected",
              "version": "9.11.18"
            },
            {
              "status": "unaffected",
              "version": "10.10.2"
            },
            {
              "status": "unaffected",
              "version": "10.9.4"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2025-09-15T10:15:32.627",
  "references": [
    {
      "url": "https://mattermost.com/security-updates",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "responsibledisclosure@mattermost.com"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "responsibledisclosure@mattermost.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-328"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Mattermost versions 10.8.x <= 10.8.3, 10.5.x <= 10.5.8, 9.11.x <= 9.11.17, 10.10.x <= 10.10.1, 10.9.x <= 10.9.3 fail to properly validate cache keys for link metadata which allows authenticated users to access unauthorized posts and poison link previews via hash collision attacks on FNV-1 hashing"
    }
  ],
  "lastModified": "2026-06-17T10:08:16.527",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4E2C0E13-B52A-4539-80B6-DC0FE8FF2E56",
              "versionEndExcluding": "9.11.18",
              "versionStartIncluding": "9.11.0"
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B95DCAE5-07C2-46B1-B03E-ED3FB9B2C568",
              "versionEndExcluding": "10.5.9",
              "versionStartIncluding": "10.5.0"
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BE00156D-6ACB-4F8C-BFFC-03A8127199A4",
              "versionEndExcluding": "10.8.4",
              "versionStartIncluding": "10.8.0"
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BB49CDD5-C206-4BEC-8CB5-D757DCC43208",
              "versionEndExcluding": "10.9.4",
              "versionStartIncluding": "10.9.0"
            },
            {
              "criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F3861BBC-7E0F-4782-9666-4EF12C1ABDF5",
              "versionEndExcluding": "10.10.2",
              "versionStartIncluding": "10.10.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "responsibledisclosure@mattermost.com"
}