Is CVE-2026-76500 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-76500?

CVE-2026-76500 has a CVSS v3 severity of CRITICAL (9.8).

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CVE-2026-76500

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-2026-76500 are related to issues with improper control of a resource through its lifetime that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-664.