CVE-2019-20409
Estado: ModificadaCrítica (9.8)—
The way in which velocity templates were used in Atlassian Jira Server and Data Center prior to version 8.8.0 allowed remote attackers to gain remote code execution if they were able to exploit a server side template injection vulnerability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.48%
- Percentil entre todas las CVEs puntuadas: 84
- Fecha de la puntuación: 7/10/2026
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 (2)
CWE
- CWE-74
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2019-20409",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@atlassian.com",
"affectedData": [
{
"vendor": "Atlassian",
"product": "Jira Server",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "8.8.0",
"versionType": "custom"
}
]
}
]
}
],
"published": "2020-06-23T06:15:11.527",
"references": [
{
"url": "https://jira.atlassian.com/browse/JRASERVER-70944",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"source": "security@atlassian.com"
},
{
"url": "https://jira.atlassian.com/browse/JRASERVER-70944",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-74"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "The way in which velocity templates were used in Atlassian Jira Server and Data Center prior to version 8.8.0 allowed remote attackers to gain remote code execution if they were able to exploit a server side template injection vulnerability."
},
{
"lang": "es",
"value": "La manera en que las plantillas de velocidad se usaron en Atlassian Jira Server y Data Center anteriores a la versión 8.8.0, permitió a atacantes remotos obtener una ejecución de código remota, si eran capaces de explotar una vulnerabilidad de inyección de plantillas del lado del servidor"
}
],
"lastModified": "2026-06-17T02:30:23.110",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "299AC09B-2CB7-443A-B586-8574F99A4DB4",
"versionEndExcluding": "8.8.0"
},
{
"criteria": "cpe:2.3:a:atlassian:jira_software_data_center:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "96DB3337-76C9-45AC-A51F-9927873A3785",
"versionEndExcluding": "8.8.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@atlassian.com"
}