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vuln-cve/data/2026/47xxx/CVE-2026-47259.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-47259",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-05-18T23:03:37.228Z",
"datePublished": "2026-11-12T20:02:04.659Z",
"dateUpdated": "2026-11-12T20:02:04.659Z"
},
"containers": {
"cna": {
"title": "BACnet Stack: Stack-based buffer overflow in Notification Class RemoveListElement recipient-list decoding",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-121",
"lang": "en",
"description": "CWE-121: Stack-based Buffer Overflow",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-787",
"lang": "en",
"description": "CWE-787: Out-of-bounds Write",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-9w9m-w7w5-rrv3",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-9w9m-w7w5-rrv3"
},
{
"name": "https://github.com/bacnet-stack/bacnet-stack/pull/1353",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/bacnet-stack/bacnet-stack/pull/1353"
}
],
"affected": [
{
"vendor": "bacnet-stack",
"product": "bacnet-stack",
"versions": [
{
"version": "< 1.4.4",
"status": "affected"
},
{
"version": "< 1.5.1",
"status": "affected"
},
{
"version": "< 1.6.0",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-11-12T20:02:04.659Z"
},
"descriptions": [
{
"lang": "en",
"value": "BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.4, 1.5.1, and 1.6.0, a RemoveListElement request targeting Notification-Class.recipient-list can trigger a stack-based out-of-bounds write in the current master branch when the request contains more than NC_MAX_RECIPIENTS valid BACnetDestination elements. This issue has been patched in versions 1.4.4, 1.5.1, and 1.6.0."
}
],
"source": {
"advisory": "GHSA-9w9m-w7w5-rrv3",
"discovery": "UNKNOWN"
}
}
}
}