CVE-2026-55390
datamodel-code-generator generates Python data models from schema definitions. From 0.59.0 until 0.62.0, XML Schema parsing in src/datamodel_code_generator/parser/xmlschema.py for --input-file-type xmlschema resolves xs:include, xs:import, xs:redefine, and xs:override schemaLocation values outside the input base path, allowing arbitrary local files to be read and reflected into generated models. This issue is fixed in version 0.62.0.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.53%
- Percentil entre todas las CVEs puntuadas: 43
- Fecha de la puntuación: 5/10/2026
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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1005Data from Local Systemcollection90 %
Acceso de red sin autenticación (AV:N/PR:N/UI:N) a aplicación expuesta; XML Schema parsing resuelve rutas locales arbitrarias permitiendo lectura de archivos.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-22, CWE-200, CWE-610
Referencias
- https://github.com/koxudaxi/datamodel-code-generator/commit/d2d5cecd9fd3a2a6dbf148bf0740b83a11fc6820
- https://github.com/koxudaxi/datamodel-code-generator/releases/tag/0.62.0
- https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-442q-2j6p-642g
- https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-442q-2j6p-642g
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-55390",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-55390",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-07-29T14:12:44.698957Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security-advisories@github.com",
"affectedData": [
{
"vendor": "koxudaxi",
"product": "datamodel-code-generator",
"versions": [
{
"status": "affected",
"version": ">= 0.59.0, < 0.62.0"
}
]
}
]
}
],
"published": "2026-07-28T22:17:48.557",
"references": [
{
"url": "https://github.com/koxudaxi/datamodel-code-generator/commit/d2d5cecd9fd3a2a6dbf148bf0740b83a11fc6820",
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/koxudaxi/datamodel-code-generator/releases/tag/0.62.0",
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-442q-2j6p-642g",
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-442q-2j6p-642g",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"description": [
{
"lang": "en",
"value": "CWE-22"
},
{
"lang": "en",
"value": "CWE-200"
},
{
"lang": "en",
"value": "CWE-610"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "datamodel-code-generator generates Python data models from schema definitions. From 0.59.0 until 0.62.0, XML Schema parsing in src/datamodel_code_generator/parser/xmlschema.py for --input-file-type xmlschema resolves xs:include, xs:import, xs:redefine, and xs:override schemaLocation values outside the input base path, allowing arbitrary local files to be read and reflected into generated models. This issue is fixed in version 0.62.0."
}
],
"lastModified": "2026-07-30T20:02:44.977",
"sourceIdentifier": "security-advisories@github.com"
}