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vuln-cve/data/2026/61xxx/CVE-2026-61811.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-61811",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-07-10T20:17:57.991Z",
"datePublished": "2026-09-24T17:48:01.629Z",
"dateUpdated": "2026-09-24T18:02:33.090Z"
},
"containers": {
"cna": {
"title": "Wazuh: Unbounded Recursion in os_xml `_getattributes()` Causes analysisd Worker Thread Stack Exhaustion",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-674",
"lang": "en",
"description": "CWE-674: Uncontrolled Recursion",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/wazuh/wazuh/security/advisories/GHSA-9wv5-7qwx-m9w5",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-9wv5-7qwx-m9w5"
},
{
"name": "https://github.com/wazuh/wazuh/pull/37147",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/wazuh/wazuh/pull/37147"
},
{
"name": "https://github.com/wazuh/wazuh/commit/2ac70941c5980a5dd24ad8a0f2be559f840e6a67",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/wazuh/wazuh/commit/2ac70941c5980a5dd24ad8a0f2be559f840e6a67"
},
{
"name": "https://github.com/wazuh/wazuh/releases/tag/v4.14.7",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/wazuh/wazuh/releases/tag/v4.14.7"
}
],
"affected": [
{
"vendor": "wazuh",
"product": "wazuh",
"versions": [
{
"version": ">= 3.8.0, < 4.14.7",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-09-24T17:48:01.629Z"
},
"descriptions": [
{
"lang": "en",
"value": "Wazuh is an open-source security platform providing unified XDR and SIEM protection for endpoints and cloud workloads. From 3.8.0 until 4.14.7, the _getattributes() function in src/os_xml/os_xml.c recursively processes every XML attribute without a depth limit while allocating two large local buffers in each stack frame. An enrolled agent can submit a Windows EventChannel event containing an element with enough attributes to exhaust the analysisd worker-thread stack, trigger a segmentation fault, and interrupt log ingestion. The element-depth limit in _ReadElem() does not constrain the number of attributes on one element, so it does not prevent this condition. This issue is fixed in version 4.14.7."
}
],
"source": {
"advisory": "GHSA-9wv5-7qwx-m9w5",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"references": [
{
"url": "https://github.com/wazuh/wazuh/security/advisories/GHSA-9wv5-7qwx-m9w5",
"tags": [
"exploit"
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-09-24T18:02:16.205270Z",
"id": "CVE-2026-61811",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-24T18:02:33.090Z"
}
}
]
}
}