CVE-2026-76470
Full vulnerability record from the local CVENow database.
Description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76470 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-682.
Severity
HIGH
CVSS score
8.8
(v3.1)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-10-07 17:17:00.043000
Last modified
2026-11-07 18:17:25.587000
View original CVE JSON
{
"id": "CVE-2026-76470",
"sourceIdentifier": "[email protected]",
"published": "2026-10-07T17:17:00.043",
"lastModified": "2026-11-07T18:17:25.587",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-76470 are related to incorrect calculation issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-682."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Cisco",
"product": "Cisco Campus Gateway Software",
"defaultStatus": "unknown",
"versions": [
{
"version": "CG 33.1.3",
"status": "affected"
}
]
},
{
"vendor": "Cisco",
"product": "Cisco Meraki MR Wireless Access Points Software",
"defaultStatus": "unknown",
"versions": [
{
"version": "MR 33.1.2",
"status": "affected"
},
{
"version": "MR 30.6",
"status": "affected"
},
{
"version": "MR 32.1.7",
"status": "affected"
},
{
"version": "MR 32.2.3",
"status": "affected"
},
{
"version": "MR 32.2.4",
"status": "affected"
},
{
"version": "MR 33.1.1",
"status": "affected"
}
]
},
{
"vendor": "Cisco",
"product": "Cisco Meraki MV Firmware",
"defaultStatus": "unknown",
"versions": [
{
"version": "4.20",
"status": "affected"
},
{
"version": "5.0",
"status": "affected"
},
{
"version": "5.1",
"status": "affected"
},
{
"version": "5.2",
"status": "affected"
},
{
"version": "5.3",
"status": "affected"
},
{
"version": "5.4",
"status": "affected"
},
{
"version": "5.4.1",
"status": "affected"
},
{
"version": "5.5",
"status": "affected"
},
{
"version": "5.5.1",
"status": "affected"
},
{
"version": "5.6",
"status": "affected"
},
{
"version": "5.6.1",
"status": "affected"
},
{
"version": "6.0",
"status": "affected"
},
{
"version": "6.0.1",
"status": "affected"
},
{
"version": "5.6.2",
"status": "affected"
},
{
"version": "6.0.2",
"status": "affected"
},
{
"version": "6.1",
"status": "affected"
},
{
"version": "6.1.1",
"status": "affected"
},
{
"version": "6.1.2",
"status": "affected"
},
{
"version": "6.2",
"status": "affected"
},
{
"version": "6.2.1",
"status": "affected"
},
{
"version": "6.2.2",
"status": "affected"
},
{
"version": "6.3",
"status": "affected"
},
{
"version": "6.3.2",
"status": "affected"
},
{
"version": "2.0",
"status": "affected"
},
{
"version": "2.1",
"status": "affected"
},
{
"version": "2.2",
"status": "affected"
},
{
"version": "3.0",
"status": "affected"
},
{
"version": "3.1",
"status": "affected"
},
{
"version": "3.2",
"status": "affected"
},
{
"version": "3.3",
"status": "affected"
},
{
"version": "3.4",
"status": "affected"
},
{
"version": "3.5",
"status": "affected"
},
{
"version": "3.6",
"status": "affected"
},
{
"version": "3.7",
"status": "affected"
},
{
"version": "3.8",
"status": "affected"
},
{
"version": "3.9",
"status": "affected"
},
{
"version": "3.10",
"status": "affected"
},
{
"version": "3.11",
"status": "affected"
},
{
"version": "3.12",
"status": "affected"
},
{
"version": "3.13",
"status": "affected"
},
{
"version": "3.14",
"status": "affected"
},
{
"version": "3.15",
"status": "affected"
},
{
"version": "3.16",
"status": "affected"
},
{
"version": "3.17",
"status": "affected"
},
{
"version": "3.18",
"status": "affected"
},
{
"version": "3.19",
"status": "affected"
},
{
"version": "3.20",
"status": "affected"
},
{
"version": "3.21",
"status": "affected"
},
{
"version": "3.22",
"status": "affected"
},
{
"version": "3.23",
"status": "affected"
},
{
"version": "3.24",
"status": "affected"
},
{
"version": "3.25",
"status": "affected"
},
{
"version": "3.26",
"status": "affected"
},
{
"version": "3.27",
"status": "affected"
},
{
"version": "3.28",
"status": "affected"
},
{
"version": "3.29",
"status": "affected"
},
{
"version": "3.30",
"status": "affected"
},
{
"version": "3.31",
"status": "affected"
},
{
"version": "3.32",
"status": "affected"
},
{
"version": "3.33",
"status": "affected"
},
{
"version": "3.34",
"status": "affected"
},
{
"version": "3.35",
"status": "affected"
},
{
"version": "3.36",
"status": "affected"
},
{
"version": "4.0",
"status": "affected"
},
{
"version": "4.1",
"status": "affected"
},
{
"version": "4.2",
"status": "affected"
},
{
"version": "4.3",
"status": "affected"
},
{
"version": "4.4",
"status": "affected"
},
{
"version": "4.5",
"status": "affected"
},
{
"version": "4.6",
"status": "affected"
},
{
"version": "4.7",
"status": "affected"
},
{
"version": "4.8",
"status": "affected"
},
{
"version": "4.9",
"status": "affected"
},
{
"version": "4.10",
"status": "affected"
},
{
"version": "4.11",
"status": "affected"
},
{
"version": "4.12",
"status": "affected"
},
{
"version": "4.13",
"status": "affected"
},
{
"version": "4.14",
"status": "affected"
},
{
"version": "4.15",
"status": "affected"
},
{
"version": "4.16",
"status": "affected"
},
{
"version": "4.17",
"status": "affected"
},
{
"version": "4.18",
"status": "affected"
},
{
"version": "4.18.1",
"status": "affected"
},
{
"version": "4.19",
"status": "affected"
},
{
"version": "MV 7.3",
"status": "affected"
},
{
"version": "MV 7.3.1",
"status": "affected"
},
{
"version": "MV 7.3.2",
"status": "affected"
},
{
"version": "MV 7.2.1",
"status": "affected"
},
{
"version": "MV 7.2.2",
"status": "affected"
}
]
},
{
"vendor": "Cisco",
"product": "Cisco Meraki MX Firmware",
"defaultStatus": "unknown",
"versions": [
{
"version": "16.2",
"status": "affected"
},
{
"version": "16.3",
"status": "affected"
},
{
"version": "16.4",
"status": "affected"
},
{
"version": "16.5",
"status": "affected"
},
{
"version": "16.6",
"status": "affected"
},
{
"version": "17.3",
"status": "affected"
},
{
"version": "17.6",
"status": "affected"
},
{
"version": "17.7",
"status": "affected"
},
{
"version": "17.8",
"status": "affected"
},
{
"version": "17.9",
"status": "affected"
},
{
"version": "17.10",
"status": "affected"
},
{
"version": "18.1",
"status": "affected"
},
{
"version": "18.2",
"status": "affected"
},
{
"version": "19.1",
"status": "affected"
},
{
"version": "MX 18.211.2",
"status": "affected"
},
{
"version": "MX 26.2.1",
"status": "affected"
},
{
"version": "MX 19.2.8",
"status": "affected"
},
{
"version": "MX 26.2.2",
"status": "affected"
},
{
"version": "MX 26.1.4",
"status": "affected"
},
{
"version": "MX 26.1.5",
"status": "affected"
},
{
"version": "MX 26.1.6",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"attackVector": "ADJACENT_NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-07T18:01:53.181320Z",
"id": "CVE-2026-76470",
"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-682"
}
]
}
],
"references": [
{
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-meraki-os-drbEX9GH",
"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"
}
]
}