CVE-2026-20107 MEDIUM

CVE-2026-20107: Cisco Application Policy Infrastructure Controller Denial of Service Vulnerability

Vendor Cisco
Product Cisco Application Policy Infrastructure Controller (APIC)
Weakness CWE-1220
Published February 25, 2026
Last update February 25, 2026

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

A vulnerability in the Object Model CLI component of Cisco Application Policy Infrastructure Controller (APIC) could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. To exploit this vulnerability, the attacker must have valid user credentials and any role that includes CLI access. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by issuing crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Key dates

02Disclosure timeline

February 25, 2026 CVE published
February 25, 2026 Record updated