Cisco Cisco NX-OS System Software in ACI Mode

• CVE-2026-76458 High 8.6 Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Handling of Exceptional Conditions Vulnerabilities 0.3%
• CVE-2026-76459 Critical 9.8 Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Write Vulnerabilities 0.3%
• CVE-2026-76455 Critical 9.8 Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Access Control Vulnerabilities 3.6%
• CVE-2026-76457 High 8.6 Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Read Vulnerabilities 0.3%
• CVE-2026-76456 High 8.6 Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Input Validation Vulnerabilities 0.3%
• CVE-2026-76453 High 8.8 Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Neutralization Vulnerabilities 0.3%
• CVE-2026-20038 Medium 5.8 Cisco Nexus 9000 Series Fabric Switches in ACI Mode Policy-Based Redirect Endpoint Group Contract Bypass Vulnerability 0.3%
• CVE-2026-20033 High 7.4 Cisco NX-OS Software Denial of Service Vulnerability 0.2%
• CVE-2026-20048 High 7.7 Cisco NX-OS Software SNMP Denial of Service Vulnerability 0.3%
• CVE-2026-20010 High 7.4 Cisco Nexus 3000 and 9000 Series Switches Link Layer Discovery Protocol Denial of Service Vulnerability 0.2%
• CVE-2025-20292 Medium 4.4 Cisco NXOS Software Command Injection Vulnerability 3.2%
• CVE-2024-20397 Medium 5.2 Cisco NX-OS Software Image Verification Bypass Vulnerability 0.3%
• CVE-2024-20289 Medium 4.4 Cisco NX-OS Software Command Injection Vulnerability 0.4%
• CVE-2024-20294 Medium 6.6 A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) 0.3%
• CVE-2023-20185 High 7.4 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, remote attacker to read or modify intersi 0.3%
• CVE-2023-20089 High 7.4 Cisco Nexus 9000 Series Fabric Switches in ACI Mode Link Layer Discovery Protocol Memory Leak Denial of Service Vulnerability 0.3%
• CVE-2021-1586 High 8.6 Cisco Nexus 9000 Series Fabric Switches ACI Mode Multi-Pod and Multi-Site TCP Denial of Service Vulnerability 2.5%
• CVE-2021-1584 Medium 6.0 Cisco Nexus 9000 Series Fabric Switches ACI Mode Privilege Escalation Vulnerability 0.4%
• CVE-2021-1583 Medium 4.4 Cisco Nexus 9000 Series Fabric Switches ACI Mode Arbitrary File Read Vulnerability 0.2%
• CVE-2021-1523 High 8.6 Cisco Nexus 9000 Series Fabric Switches ACI Mode Queue Wedge Denial of Service Vulnerability 1.3%
• CVE-2021-1231 Medium 4.7 Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Port Denial of Service Vulnerability 0.3%
• CVE-2021-1230 High 8.6 Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability 1.5%