CVE-2026-76498: Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Access Control Vulnerabilities
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.
Affected Software
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
The CVSS vector indicates that exploitation is network-accessible and requires no privileges or user interaction. The listed impacts are high for confidentiality, integrity, and availability.
Are affected deployments limited to a particular APIC version or configuration?
The provided information identifies Cisco Application Policy Infrastructure Controller as affected but does not specify vulnerable software versions, deployment configurations, or whether default configurations are affected.
What mitigations are available if an update cannot be applied immediately?
No temporary mitigations, workarounds, or compensating controls are provided in the available information. The issue is described as addressed through Cisco APIC software hardening releases.