Cisco Cisco Nx-Os System Software In Aci Mode
22 CVEs affecting Cisco Cisco Nx-Os System Software In Aci Mode. Latest disclosed: 2026-10-07. Critical: 2, High: 12.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-76459 | Critical | 9.8 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2026-76455 | Critical | 9.8 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2026-76453 | High | 8.8 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2026-76458 | High | 8.6 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2026-76457 | High | 8.6 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2026-76456 | High | 8.6 | 2026-10-07 | As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco NX-OS engineering team has conducted a comprehensive internal securi… |
CVE-2021-1586 | High | 8.6 | 2021-08-25 | A vulnerability in the Multi-Pod or Multi-Site network configurations for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) m… |
CVE-2021-1523 | High | 8.6 | 2021-08-25 | A vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) Mode could allow an unauthenticated, remote attacker to… |
CVE-2021-1230 | High | 8.6 | 2021-02-24 | A vulnerability with the Border Gateway Protocol (BGP) for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow… |
CVE-2026-20048 | High | 7.7 | 2026-02-25 | A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an authenticated… |
CVE-2026-20033 | High | 7.4 | 2026-02-25 | A vulnerability in Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) con… |
CVE-2026-20010 | High | 7.4 | 2026-02-25 | A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP… |
CVE-2023-20185 | High | 7.4 | 2023-07-12 | A vulnerability in the Cisco ACI Multi-Site CloudSec encryption feature of Cisco Nexus 9000 Series Fabric Switches in ACI mode could allow an unauthenticated… |
CVE-2023-20089 | High | 7.4 | 2023-02-23 | A vulnerability in the Link Layer Discovery Protocol (LLDP) feature for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) Mod… |
CVE-2024-20294 | Medium | 6.6 | 2024-02-29 | A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent at… |
CVE-2021-1584 | Medium | 6.0 | 2021-08-25 | A vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow an authenticated, local attacker to ele… |
CVE-2026-20038 | Medium | 5.8 | 2026-10-07 | A vulnerability in the endpoint group (EPG) contract functionality of Cisco Nexus 9000 Series Fabric Switches in ACI Mode could allow an unauthenticated, remot… |
CVE-2024-20397 | Medium | 5.2 | 2024-12-04 | A vulnerability in the bootloader of Cisco NX-OS Software could allow an unauthenticated attacker with physical access to an affected device, or an authenticat… |
CVE-2021-1231 | Medium | 4.7 | 2021-02-24 | A vulnerability in the Link Layer Discovery Protocol (LLDP) for Nexus 9000 Series Fabric Switches in Application Centric Infrastructure (ACI) mode could allow… |
CVE-2025-20292 | Medium | 4.4 | 2025-08-27 | A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute a command injection attack on the underlying operati… |