CVE-2021-27938
Estado: ModificadaMedia (6.1)—
A vulnerability has been identified in the Silverstripe CMS 3 and 4 version of the symbiote/silverstripe-queuedjobs module. A Cross Site Scripting vulnerability allows an attacker to inject an arbitrary payload in the CreateQueuedJobTask dev task via a specially crafted URL.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.75%
- 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-79
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-27938",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2021-03-16T16:15:14.333",
"references": [
{
"url": "https://github.com/symbiote/silverstripe-queuedjobs/releases",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://www.silverstripe.org/download/security-releases/cve-2021-27938",
"tags": [
"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://github.com/symbiote/silverstripe-queuedjobs/releases",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.silverstripe.org/download/security-releases/cve-2021-27938",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability has been identified in the Silverstripe CMS 3 and 4 version of the symbiote/silverstripe-queuedjobs module. A Cross Site Scripting vulnerability allows an attacker to inject an arbitrary payload in the CreateQueuedJobTask dev task via a specially crafted URL."
},
{
"lang": "es",
"value": "Se ha identificado una vulnerabilidad en el Silverstripe CMS versiones 3 y 4 del módulo symbiote/silverstripe-queuedjobs. Una vulnerabilidad de tipo Cross Site Scripting permite a un atacante inyectar una carga útil arbitraria en CreateQueuedJobTask por medio de una URL especialmente diseñada"
}
],
"lastModified": "2026-06-17T03:45:38.647",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "098921E9-926C-44C1-85D2-B738E173628F",
"versionEndExcluding": "3.0.2",
"versionStartIncluding": "3.0.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3BD45781-AFC8-42F5-9F44-77B4C44FF908",
"versionEndExcluding": "3.1.4",
"versionStartIncluding": "3.1.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "13A9B65B-BA43-4628-9573-0A8C033887AC",
"versionEndExcluding": "4.0.7",
"versionStartIncluding": "4.0.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D5A80BAC-CA91-4B95-B108-FA83348FCC01",
"versionEndExcluding": "4.1.2",
"versionStartIncluding": "4.1.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9749F6D1-4D71-427D-B548-253B68651960",
"versionEndExcluding": "4.2.4",
"versionStartIncluding": "4.2.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D5FCBF4F-F70A-4009-A992-011682645CC9",
"versionEndExcluding": "4.3.3",
"versionStartIncluding": "4.3.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "AD6F40F9-4B51-44B9-9A90-20E02B86216C",
"versionEndExcluding": "4.4.3",
"versionStartIncluding": "4.4.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8309476D-89AF-4DB6-A432-7B79204C37BF",
"versionEndExcluding": "4.5.1",
"versionStartIncluding": "4.5.0"
},
{
"criteria": "cpe:2.3:a:symbiote:silverstripe_queued_jobs:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "247BBECB-D6AD-4FD3-958F-51F8C109F79A",
"versionEndExcluding": "4.6.4",
"versionStartIncluding": "4.6.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}