CVE-2021-23258
Estado: ModificadaAlta (7.2)—
Authenticated users with Administrator or Developer roles may execute OS commands by SPEL Expression in Spring beans. SPEL Expression does not have security restrictions, which will cause attackers to execute arbitrary commands remotely (RCE).
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.73%
- Percentil entre todas las CVEs puntuadas: 53
- 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-913
- CWE-913
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-23258",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security@craftersoftware.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.2,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 0.5
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.2
}
]
},
"affected": [
{
"source": "security@craftersoftware.com",
"affectedData": [
{
"vendor": "Crafter Software",
"product": "Crafter CMS",
"versions": [
{
"status": "affected",
"version": "3.1",
"lessThan": "3.1.12",
"versionType": "custom"
}
]
}
]
}
],
"published": "2021-12-02T16:15:07.437",
"references": [
{
"url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2021120101",
"tags": [
"Vendor Advisory"
],
"source": "security@craftersoftware.com"
},
{
"url": "https://docs.craftercms.org/en/3.1/security/advisory.html#cv-2021120101",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "security@craftersoftware.com",
"description": [
{
"lang": "en",
"value": "CWE-913"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-913"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Authenticated users with Administrator or Developer roles may execute OS commands by SPEL Expression in Spring beans. SPEL Expression does not have security restrictions, which will cause attackers to execute arbitrary commands remotely (RCE)."
},
{
"lang": "es",
"value": "Los usuarios autenticados con roles de Administrador o Desarrollador pueden ejecutar comandos del SO mediante SPEL Expression en Spring beans. SPEL Expression no presenta restricciones de seguridad, lo que causará que atacantes ejecuten comandos arbitrarios de forma remota (RCE)"
}
],
"lastModified": "2026-06-17T03:38:28.803",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:craftercms:crafter_cms:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D6B0250B-7A80-4E49-9502-808764EAFAA7",
"versionEndExcluding": "3.1.12",
"versionStartIncluding": "3.1.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@craftersoftware.com"
}