CVE-2026-10140
Full vulnerability record from the local CVENow database.
Description
IBM Langflow OSS 1.0.0 through 1.10.0 voice mode contains improper shared-state handling that allows reuse of API clients across tenant boundaries. An authenticated attacker can manipulate cache state to cause requests from other users to be processed using incorrect upstream API credentials, leading to cross-tenant billing and accountability misattribution.
Severity
CRITICAL
CVSS score
9.6
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-06-30 20:17:27.007000
Last modified
2026-10-25 21:10:00.770000
View original CVE JSON
{
"id": "CVE-2026-10140",
"sourceIdentifier": "[email protected]",
"published": "2026-06-30T20:17:27.007",
"lastModified": "2026-10-25T21:10:00.770",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "IBM Langflow OSS 1.0.0 through 1.10.0 voice mode contains improper shared-state handling that allows reuse of API clients across tenant boundaries. An authenticated attacker can manipulate cache state to cause requests from other users to be processed using incorrect upstream API credentials, leading to cross-tenant billing and accountability misattribution."
},
{
"lang": "es",
"value": "El modo de voz de IBM Langflow OSS 1.0.0 hasta 1.10.0 contiene un manejo inadecuado del estado compartido que permite la reutilización de clientes de API a través de los límites de los inquilinos. Un atacante autenticado puede manipular el estado de la caché para hacer que las solicitudes de otros usuarios sean procesadas utilizando credenciales de API ascendentes incorrectas, lo que lleva a una facturación entre inquilinos y una atribución errónea de la responsabilidad."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "IBM",
"product": "Langflow OSS",
"defaultStatus": "unaffected",
"cpes": [
"cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:langflow_oss:1.10.0:*:*:*:*:*:*:*"
],
"versions": [
{
"version": "1.0.0",
"lessThanOrEqual": "1.10.0",
"versionType": "semver",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N",
"baseScore": 9.6,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 3.1,
"impactScore": 5.8
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-01T00:00:00+00:00",
"id": "CVE-2026-10140",
"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-639"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*",
"versionStartIncluding": "1.0.0",
"versionEndIncluding": "1.10.0",
"matchCriteriaId": "6C7B74AA-C67C-41BB-8566-76172727777C"
}
]
}
]
}
],
"references": [
{
"url": "https://www.ibm.com/support/pages/node/7278209",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
}
]
}