CVE-2026-7803
Full vulnerability record from the local CVENow database.
Description
IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary code execution due to improper validation of flow nodes with missing or empty component type fields.
Severity
CRITICAL
CVSS score
9.8
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-06-30 20:17:31.413000
Last modified
2026-10-25 21:10:00.770000
View original CVE JSON
{
"id": "CVE-2026-7803",
"sourceIdentifier": "[email protected]",
"published": "2026-06-30T20:17:31.413",
"lastModified": "2026-10-25T21:10:00.770",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "IBM Langflow OSS 1.0.0 through 1.10.0 could allow arbitrary code execution due to improper validation of flow nodes with missing or empty component type fields."
},
{
"lang": "es",
"value": "IBM Langflow OSS 1.0.0 hasta 1.10.0 podría permitir la ejecución de código arbitrario debido a una validación inadecuada de los nodos de flujo con campos de tipo de componente faltantes o vacíos."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "IBM",
"product": "Langflow OSS",
"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:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-06-30T00:00:00+00:00",
"id": "CVE-2026-7803",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-20"
}
]
},
{
"source": "[email protected]",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"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/7278445",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
}
]
}