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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Cisco Cisco Application Policy Infrastructure Controller (APIC) unknown
Version Status Constraints
5.2(1g) affected —
5.2(2e) affected —
5.2(2f) affected —
5.2(2g) affected —
5.2(2h) affected —
5.2(3f) affected —
5.2(3e) affected —
5.2(3g) affected —
5.2(4d) affected —
5.2(4e) affected —
5.2(5d) affected —
5.2(5c) affected —
6.0(1g) affected —
5.2(5e) affected —
5.2(4f) affected —
5.2(6e) affected —
6.0(1j) affected —
5.2(6g) affected —
5.2(7f) affected —
5.2(7g) affected —
6.0(2h) affected —
5.2(6h) affected —
5.2(4h) affected —
5.2(8d) affected —
6.0(2j) affected —
5.2(8e) affected —
6.0(3d) affected —
6.0(3e) affected —
5.2(8f) affected —
5.2(8g) affected —
5.3(1d) affected —
5.2(8h) affected —
6.0(4c) affected —
5.3(2a) affected —
5.2(8i) affected —
6.0(5h) affected —
5.3(2b) affected —
6.0(3g) affected —
6.0(5j) affected —
5.3(2c) affected —
6.0(6c) affected —
6.1(1f) affected —
6.0(7e) affected —
5.3(2d) affected —
6.0(8d) affected —
6.0(8e) affected —
6.1(2f) affected —
6.0(8f) affected —
5.3(2e) affected —
6.1(2g) affected —
5.3(2f) affected —
6.0(9c) affected —
6.1(3f) affected —
6.0(9d) affected —
6.0(6g) affected —
6.0(6h) affected —
6.0(8h) affected —
6.1(3g) affected —
6.1(4h) affected —
6.0(9e) affected —
6.1(5e) affected —
6.2(1f) affected —
6.2(1g) affected —
6.0(9f) affected —
6.2(2e) affected —

No data.

No data.

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No data.

Project Subscriptions

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh cve-icon cve-icon
History

Wed, 07 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 07 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
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-2026-76498 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.
Title Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Access Control Vulnerabilities
Weaknesses CWE-284
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-10-07T18:05:21.481Z

Reserved: 2026-08-19T12:02:03.641Z

Link: CVE-2026-76498

cve-icon Vulnrichment

Updated: 2026-10-07T18:03:48.970Z

cve-icon NVD

Status : Received

Published: 2026-10-07T17:17:01.670

Modified: 2026-10-07T19:17:41.153

Link: CVE-2026-76498

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T19:00:16Z

Weaknesses