by Kastro CVE-2026-76499
Cisco Cisco Application Policy Infrastructure Controller (APIC) — Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Neutralization Vulnerabilities
Description · from the CVE record
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.
Affected
ProductAffectedFixed inSource
Cisco Application Policy Infrastructure Controller (APIC)5.2(1g)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(2e)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(2f)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(2g)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(2h)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(3f)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(3e)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(3g)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(4d)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(4e)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(5d)–CNA
Cisco Application Policy Infrastructure Controller (APIC)5.2(5c)–CNA
Scores by source
cisco (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total