CVE-2026-76498
Full vulnerability record from the local CVENow database.
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76498 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.
Severity
CRITICAL
CVSS score
9.8
(v3.1)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-10-07 17:17:01.670000
Last modified
2026-11-07 18:17:29.137000
View original CVE JSON
{
"id": "CVE-2026-76498",
"sourceIdentifier": "[email protected]",
"published": "2026-10-07T17:17:01.670",
"lastModified": "2026-11-07T18:17:29.137",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-76498 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Cisco",
"product": "Cisco Application Policy Infrastructure Controller (APIC)",
"defaultStatus": "unknown",
"versions": [
{
"version": "5.2(1g)",
"status": "affected"
},
{
"version": "5.2(2e)",
"status": "affected"
},
{
"version": "5.2(2f)",
"status": "affected"
},
{
"version": "5.2(2g)",
"status": "affected"
},
{
"version": "5.2(2h)",
"status": "affected"
},
{
"version": "5.2(3f)",
"status": "affected"
},
{
"version": "5.2(3e)",
"status": "affected"
},
{
"version": "5.2(3g)",
"status": "affected"
},
{
"version": "5.2(4d)",
"status": "affected"
},
{
"version": "5.2(4e)",
"status": "affected"
},
{
"version": "5.2(5d)",
"status": "affected"
},
{
"version": "5.2(5c)",
"status": "affected"
},
{
"version": "6.0(1g)",
"status": "affected"
},
{
"version": "5.2(5e)",
"status": "affected"
},
{
"version": "5.2(4f)",
"status": "affected"
},
{
"version": "5.2(6e)",
"status": "affected"
},
{
"version": "6.0(1j)",
"status": "affected"
},
{
"version": "5.2(6g)",
"status": "affected"
},
{
"version": "5.2(7f)",
"status": "affected"
},
{
"version": "5.2(7g)",
"status": "affected"
},
{
"version": "6.0(2h)",
"status": "affected"
},
{
"version": "5.2(6h)",
"status": "affected"
},
{
"version": "5.2(4h)",
"status": "affected"
},
{
"version": "5.2(8d)",
"status": "affected"
},
{
"version": "6.0(2j)",
"status": "affected"
},
{
"version": "5.2(8e)",
"status": "affected"
},
{
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"status": "affected"
},
{
"version": "6.0(3e)",
"status": "affected"
},
{
"version": "5.2(8f)",
"status": "affected"
},
{
"version": "5.2(8g)",
"status": "affected"
},
{
"version": "5.3(1d)",
"status": "affected"
},
{
"version": "5.2(8h)",
"status": "affected"
},
{
"version": "6.0(4c)",
"status": "affected"
},
{
"version": "5.3(2a)",
"status": "affected"
},
{
"version": "5.2(8i)",
"status": "affected"
},
{
"version": "6.0(5h)",
"status": "affected"
},
{
"version": "5.3(2b)",
"status": "affected"
},
{
"version": "6.0(3g)",
"status": "affected"
},
{
"version": "6.0(5j)",
"status": "affected"
},
{
"version": "5.3(2c)",
"status": "affected"
},
{
"version": "6.0(6c)",
"status": "affected"
},
{
"version": "6.1(1f)",
"status": "affected"
},
{
"version": "6.0(7e)",
"status": "affected"
},
{
"version": "5.3(2d)",
"status": "affected"
},
{
"version": "6.0(8d)",
"status": "affected"
},
{
"version": "6.0(8e)",
"status": "affected"
},
{
"version": "6.1(2f)",
"status": "affected"
},
{
"version": "6.0(8f)",
"status": "affected"
},
{
"version": "5.3(2e)",
"status": "affected"
},
{
"version": "6.1(2g)",
"status": "affected"
},
{
"version": "5.3(2f)",
"status": "affected"
},
{
"version": "6.0(9c)",
"status": "affected"
},
{
"version": "6.1(3f)",
"status": "affected"
},
{
"version": "6.0(9d)",
"status": "affected"
},
{
"version": "6.0(6g)",
"status": "affected"
},
{
"version": "6.0(6h)",
"status": "affected"
},
{
"version": "6.0(8h)",
"status": "affected"
},
{
"version": "6.1(3g)",
"status": "affected"
},
{
"version": "6.1(4h)",
"status": "affected"
},
{
"version": "6.0(9e)",
"status": "affected"
},
{
"version": "6.1(5e)",
"status": "affected"
},
{
"version": "6.2(1f)",
"status": "affected"
},
{
"version": "6.2(1g)",
"status": "affected"
},
{
"version": "6.0(9f)",
"status": "affected"
},
{
"version": "6.2(2e)",
"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": "2026-10-07T18:03:47.917127Z",
"id": "CVE-2026-76498",
"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-284"
}
]
}
],
"references": [
{
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh",
"source": "[email protected]"
},
{
"url": "https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
]
}