CVE-2026-76499

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-2026-76499 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707.  

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh

Configurations

No configuration.

History

07 Oct 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-07 17:17

Updated : 2026-10-08 20:08

NVD link : CVE-2026-76499

Mitre link : CVE-2026-76499

CVE.ORG link : CVE-2026-76499

JSON object : View

Products Affected

No product.

CWE

CWE-707

Improper Neutralization

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This review resulted in software hardening releases that address multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-76499 are related to improper neutralization issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707.\r\n "}], "lastModified": "2026-10-08T20:08:45.857", "sourceIdentifier": "psirt@cisco.com"}