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9.8
CVE-2026-76498: Cisco APIC may let unauthorized users change settings
CVE-2026-76498 · published 2 days ago
Summary
The Cisco Application Policy Infrastructure Controller contains access control weaknesses that could let someone without proper rights modify or view configuration data. This could expose network policies or allow changes that affect traffic handling. Apply the latest Cisco APIC hardening release to correct the issue and limit access to authorized administrators only.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| cisco | cisco application policy infrastructure controller (apic) | 5.2(1g) |
Original advisory text
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.
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.
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically
- Gives an attacker full control
Type
CWE-284Improper Access Control
Timeline
Published7 Oct 2026
Updated8 Oct 2026
First seen7 Oct 2026
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