CVE-2026-13014
Full vulnerability record from the local CVENow database.
Description
A vulnerability in Thales CERT "Suspicious" application =< 1.3.4 allows a remote and unauthenticated attacker to execute arbitrary code and arbitrarily overwrite writable application files—including Python modules, configuration files, cron inputs, and runtime artifacts—leading to a persistent denial of service, the potential compromise of application secrets or integrations, and root-level execution inside the Django application container. This vulnerability has been names "Matryoshka Mail". Thales PSIRT acknowledges and thanks Lucien Doustaly (aka wlayzz) for discovering and reporting this issue.
Severity
CRITICAL
CVSS score
9.2
(v4.0)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-07-13 10:16:24.913000
Last modified
2026-10-24 22:10:00.210000
View original CVE JSON
{
"id": "CVE-2026-13014",
"sourceIdentifier": "[email protected]",
"published": "2026-07-13T10:16:24.913",
"lastModified": "2026-10-24T22:10:00.210",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in Thales CERT \"Suspicious\" application =< 1.3.4 allows a remote and unauthenticated attacker to execute arbitrary code and arbitrarily overwrite writable application files—including Python modules, configuration files, cron inputs, and runtime artifacts—leading to a persistent denial of service, the potential compromise of application secrets or integrations, and root-level execution inside the Django application container.\nThis vulnerability has been names \"Matryoshka Mail\".\nThales PSIRT \nacknowledges and thanks\n\nLucien Doustaly (aka wlayzz) for discovering and reporting this issue."
},
{
"lang": "es",
"value": "Una vulnerabilidad en la aplicación “Suspicious” de Thales CERT menor o igual que 1.3.4 permite a un atacante remoto y no autenticado ejecutar código arbitrario y sobrescribir arbitrariamente archivos de aplicación escribibles -incluyendo módulos de Python, archivos de configuración, entradas de cron y artefactos de tiempo de ejecución- lo que lleva a una denegación de servicio persistente, el compromiso potencial de secretos o integraciones de la aplicación, y ejecución a nivel de root dentro del contenedor de la aplicación Django.\nEsta vulnerabilidad ha sido nombrada ’Matryoshka Mail’.\nThales PSIRT reconoce y agradece\na Lucien Doustaly (también conocido como wlayzz) por descubrir e informar sobre este problema."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Thales CERT",
"product": "Suspicious",
"defaultStatus": "unaffected",
"collectionURL": "https://github.com/thalesgroup-cert/suspicious",
"versions": [
{
"version": "v1.2.0",
"lessThanOrEqual": "v1.3.4",
"versionType": "git",
"status": "affected",
"changes": [
{
"at": "patched v1.3.5",
"status": "unaffected"
}
]
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"baseScore": 9.2,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "HIGH",
"vulnAvailabilityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-13T14:06:22.643365Z",
"id": "CVE-2026-13014",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-22"
},
{
"lang": "en",
"value": "CWE-73"
},
{
"lang": "en",
"value": "CWE-94"
}
]
}
],
"references": [
{
"url": "https://github.com/thalesgroup-cert/suspicious/security/advisories/GHSA-x85x-9mrm-wwvp",
"source": "[email protected]"
}
]
}