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As of 11/08/2026, Cisco NX-OS Software recorded 14 security vulnerabilities in the last 90 days, of which 12 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Cisco NX-OS Software and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-76501Cisco Nexus 9000 Series Switches SRv6 OAM (NGOAM) Remote Code Execution VulnerabilityCVE-2026-76486Cisco Nexus 3000 and 9000 Series Switches VXLAN OAM (NGOAM) Remote Code Execution VulnerabilityCVE-2026-76485Cisco Nexus 3000 and 9000 Series Switches VXLAN OAM (NGOAM) Remote Code Execution VulnerabilityCVE-2026-76471Cisco NX-OS Software NX-API Remote Code Execution VulnerabilityCVE-2026-76465Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-76501Cisco Nexus 9000 Series Switches SRv6 OAM (NGOAM) Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo |
| SeverityCritical |
CVE-2026-76486Cisco Nexus 3000 and 9000 Series Switches VXLAN OAM (NGOAM) Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
|---|
CVE-2026-76485Cisco Nexus 3000 and 9000 Series Switches VXLAN OAM (NGOAM) Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
|---|
CVE-2026-76471Cisco NX-OS Software NX-API Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
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CVE-2026-76465Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
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CVE-2026-76459Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Write Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
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CVE-2026-76458Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Handling of Exceptional Conditions Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityHigh |
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CVE-2026-76457Cisco NX-OS Software Security Hardening Release: October 2026 - Out-of-bounds Read Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityHigh |
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CVE-2026-76456Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Input Validation Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityHigh |
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CVE-2026-76455Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Access Control Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityCritical |
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CVE-2026-76453Cisco NX-OS Software Security Hardening Release: October 2026 - Improper Neutralization Vulnerabilities | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityHigh |
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CVE-2026-20173Cisco NX-OS Software Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityMedium |
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CVE-2026-20032Cisco NX-OS Software Python Sandbox Escape Vulnerability | Exploitation statusNot exploited | FixNo | Published10/07/2026 | SeverityMedium |
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CVE-2026-20212Cisco Nexus 3000 and 9000 Series Switches Silicon One Hardware Abstraction Layer Remote Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published09/02/2026 | SeverityCritical |
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CVE-2026-20171Cisco Nexus 3000 and 9000 Series Border Gateway Protocol Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published05/20/2026 | SeverityMedium |
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CVE-2026-20051Cisco Nexus 3600-R and 9500-R Series Switching Platforms Layer 2 Loop Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/25/2026 | SeverityHigh |
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CVE-2026-20010Cisco Nexus 3000 and 9000 Series Switches Link Layer Discovery Protocol Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/25/2026 | SeverityHigh |
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CVE-2025-20292Cisco NXOS Software Command Injection Vulnerability | Exploitation statusNot exploited | FixNo | Published08/27/2025 | SeverityMedium |
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CVE-2025-20290Cisco NXOS Software Sensitive Log Information Disclosure Vulnerability | Exploitation statusNot exploited | FixNo | Published08/27/2025 | SeverityMedium |
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CVE-2025-20262Cisco Nexus 3000 and 9000 Series Switches Protocol Independent Multicast Version 6 Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/27/2025 | SeverityMedium |
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CVE-2025-20241Cisco Nexus 3000 and 9000 Series Switches IS-IS Protocol <TBD> Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/27/2025 | SeverityHigh |
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CVE-2025-20191Multiple Cisco Products Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published05/07/2025 | SeverityHigh |
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CVE-2025-20161Cisco NX-OS Software Command Injection Vulnerability | Exploitation statusNot exploited | FixNo | Published02/26/2025 | SeverityMedium |
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CVE-2025-20111Cisco Nexus 3000 and 9000 Series Switches Layer 2 Ethernet Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/26/2025 | SeverityHigh |
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CVE-2024-20397Cisco NX-OS Software Image Verification Bypass Vulnerability | Exploitation statusNot exploited | FixNo | Published12/04/2024 | SeverityMedium |
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CVE-2024-20446Cisco NX-OS Software DHCPv6 Relay Agent Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityHigh |
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CVE-2024-20413Cisco NX-OS Bash Privilege Escalation Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20411Cisco NX-OS Bash Arbitrary Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20289Cisco NX-OS Software Command Injection Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20286Cisco NX-OS Software Python Parser Escape Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20285Cisco NX-OS Software Python Parser Escape Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20284Cisco NX-OS Software Python Parser Escape Vulnerability | Exploitation statusNot exploited | FixNo | Published08/28/2024 | SeverityMedium |
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CVE-2024-20399Cisco NX-OS Software CLI Command Injection Vulnerability | Exploitation statusKEV | FixNo | Published07/01/2024 | SeverityMedium |
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CVE-2024-20321CVE-2024-20321 | Exploitation statusNot exploited | FixNo | Published02/28/2024 | SeverityHigh |
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CVE-2024-20294CVE-2024-20294 | Exploitation statusNot exploited | FixNo | Published02/28/2024 | SeverityMedium |
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CVE-2024-20291CVE-2024-20291 | Exploitation statusNot exploited | FixNo | Published02/28/2024 | SeverityMedium |
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CVE-2024-20267CVE-2024-20267 | Exploitation statusNot exploited | FixNo | Published02/28/2024 | SeverityHigh |
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CVE-2023-20169CVE-2023-20169 | Exploitation statusNot confirmed | FixNo | Published08/23/2023 | SeverityHigh |
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CVE-2023-20168CVE-2023-20168 | Exploitation statusNot confirmed | FixNo | Published08/23/2023 | SeverityHigh |
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CVE-2023-20115CVE-2023-20115 | Exploitation statusNot exploited | FixNo | Published08/23/2023 | SeverityMedium |
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CVE-2023-20050Cisco NX-OS Software CLI Command Injection Vulnerability | Exploitation statusNot exploited | FixNo | Published02/23/2023 | SeverityMedium |
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CVE-2022-20824Cisco FXOS and NX-OS Software Cisco Discovery Protocol Denial of Service and Arbitrary Code Execution Vulnerability | Exploitation statusNot exploited | FixNo | Published08/25/2022 | SeverityHigh |
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CVE-2022-20823Cisco NX-OS Software OSPFv3 Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/25/2022 | SeverityHigh |
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CVE-2022-20650Cisco NX-OS Software NX-API Command Injection Vulnerability | Exploitation statusNot exploited | FixNo | Published02/23/2022 | SeverityHigh |
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CVE-2022-20625Cisco FXOS and NX-OS Software Cisco Discovery Protocol Service Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/23/2022 | SeverityMedium |
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CVE-2022-20624Cisco NX-OS Software Cisco Fabric Services Over IP Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/23/2022 | SeverityHigh |
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CVE-2022-20623Cisco Nexus 9000 Series Switches Bidirectional Forwarding Detection Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published02/23/2022 | SeverityHigh |
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CVE-2021-1591Cisco Nexus 9500 Series Switches Access Control List Bypass Vulnerability | Exploitation statusNot exploited | FixNo | Published08/25/2021 | SeverityMedium |
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CVE-2021-1590Cisco NX-OS Software system login block-for Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/25/2021 | SeverityMedium |
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CVE-2021-1588Cisco NX-OS Software MPLS OAM Denial of Service Vulnerability | Exploitation statusNot exploited | FixNo | Published08/25/2021 | SeverityHigh |
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102 Results | Page 1 of 3