CVE-2024-40886
Estado: AnalizadaAlta (8.8)—
Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in User Management page of the system console.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.20%
- Percentil entre todas las CVEs puntuadas: 9
- Fecha de la puntuación: 6/10/2026
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)
CWE
- CWE-352
- CWE-352
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2024-40886",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-40886",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-08-22T13:13:52.990685Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "responsibledisclosure@mattermost.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.6,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 2.5,
"exploitabilityScore": 2.1
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.8,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "responsibledisclosure@mattermost.com",
"affectedData": [
{
"vendor": "Mattermost",
"product": "Mattermost",
"versions": [
{
"status": "affected",
"version": "9.9.0",
"versionType": "semver",
"lessThanOrEqual": "9.9.1"
},
{
"status": "affected",
"version": "9.5.0",
"versionType": "semver",
"lessThanOrEqual": "9.5.7"
},
{
"status": "affected",
"version": "9.10.0"
},
{
"status": "affected",
"version": "9.8.0",
"versionType": "semver",
"lessThanOrEqual": "9.8.2"
},
{
"status": "unaffected",
"version": "9.11.0"
},
{
"status": "unaffected",
"version": "9.9.2"
},
{
"status": "unaffected",
"version": "9.5.8"
},
{
"status": "unaffected",
"version": "9.10.1"
},
{
"status": "unaffected",
"version": "9.8.3"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2024-08-22T07:15:04.183",
"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-352"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-352"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in User Management page of the system console."
},
{
"lang": "es",
"value": "Las versiones de Mattermost 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 no desinfectan las entradas del usuario en la interfaz que se utilizan para la redirección lo que permite path traversal del lado del cliente con un solo clic que conduce a CSRF en la página Administración de usuarios de la consola del sistema."
}
],
"lastModified": "2026-06-17T07:46:47.850",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7FEEA8D7-745A-49FF-8B01-CA0D1D820D48",
"versionEndExcluding": "9.5.8",
"versionStartIncluding": "9.5.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9B9B4EAB-A618-4823-BECD-0BFD3D76A9D2",
"versionEndExcluding": "9.8.3",
"versionStartIncluding": "9.8.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A445A478-E185-49DF-8CDC-F42BBF8577D4",
"versionEndExcluding": "9.9.2",
"versionStartIncluding": "9.9.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0CA40F21-914D-4891-A578-02E6F35FE249",
"versionEndExcluding": "9.10.1",
"versionStartIncluding": "9.10.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "responsibledisclosure@mattermost.com"
}