{
  "document": {
    "category": "csaf_informational_advisory",
    "csaf_version": "2.0",
    "notes": [
      {
        "category": "summary",
        "text": "On October 7, 2026, the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables.\r\n\r\nTo remediate the vulnerabilities that were disclosed on October 7, 2026, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories.\r\n\r\nFor more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the Foundation: A Predictable, Customer-Focused Response to AI-Accelerated Vulnerability Discovery [\"https://blogs.cisco.com/security/strengthening-the-foundation-a-predictable-customer-focused-response-to-ai-accelerated-vulnerability-discovery\"].\r\n  Cisco NX-OS Software        Cisco Security Advisory  CVE ID  Security Impact Rating  CVSS Base Score          Cisco NX-OS Software Security Hardening Release: October 2026 [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-nxosw1-cWzSbtR\"]  CVE-2026-76455\r\nCVE-2026-76456\r\nCVE-2026-76457\r\nCVE-2026-76459\r\nCVE-2026-76458\r\nCVE-2026-76453  Critical  9.8      Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-moam-rce-uBTzYV7\"]  CVE-2026-76465  Critical  9.8      Cisco Nexus 3000 and 9000 Series Switches NGOAM Remote Code Execution Vulnerabilities [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ngoam-rce-LWKQ4BU\"]  CVE-2026-76485\r\nCVE-2026-76486\r\nCVE-2026-76501  Critical  9.8      Cisco NX-OS Software NX-API Remote Code Execution Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-napi-rce-r2shwu2j\"]  CVE-2026-76471  Critical  9.8      Cisco Nexus 9000 Series Fabric Switches in ACI Mode Endpoint Group Contract Bypass Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aci-epgcbp-SfDU7NLf\"]  CVE-2026-20038  Medium  5.8      Cisco NX-OS Software Control Plane Denial of Service Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-nscpdos-SnderkC7\"]  CVE-2026-20173  Medium  5.8      Cisco NX-OS Software Python Sandbox Escape Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-mppe-dhKZAFgb\"]  CVE-2026-20032  Medium  4.4        Cisco Application Policy Infrastructure Controller        Cisco Security Advisory  CVE ID  Security Impact Rating  CVSS Base Score          Cisco Application Policy Infrastructure Controller Security Hardening Release: October 2026 [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh\"]  CVE-2026-76499\r\nCVE-2026-76500\r\nCVE-2026-76498  Critical  9.8      Cisco Application Policy Infrastructure Controller API Command Injection Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apic-cmdinj-L6VR4E7\"]  CVE-2026-20321  Medium  6.5      Cisco Application Policy Infrastructure Controller Unauthorized File Access Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apic-info-priv-enAdB5vD\"]  CVE-2026-76488  Medium  6.5        Cisco Smart License (Smart Software Manager) On-Prem, Meraki, and Finesse        Cisco Security Advisory  CVE ID  Security Impact Rating  CVSS Base Score          Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026 [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ssm-Ph77wdhf\"]  CVE-2026-76480\r\nCVE-2026-76482\r\nCVE-2026-76483\r\nCVE-2026-76484  Critical  10.0      Cisco License (Smart Software Manager) On-Prem Vulnerabilities [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ssm-access-nttb2dhE\"]  CVE-2026-76437\r\nCVE-2026-76452\r\nCVE-2026-20328\r\nCVE-2026-76454  Critical  10.0      Cisco Meraki Security Hardening Release: October 2026 [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-meraki-os-drbEX9GH\"]  CVE-2026-76470\r\nCVE-2026-76472\r\nCVE-2026-76469\r\nCVE-2026-76464\r\nCVE-2026-76467\r\nCVE-2026-76468\r\nCVE-2026-76463  Critical  9.6      Cisco Finesse Server-Side Request Forgery Vulnerability [\"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-finesse-ssrf-mmSuyugS\"]  CVE-2026-20362  High  7.2",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "Under the Cisco risk-based disclosure process, hardening releases and other security advisories are scheduled to publish on the first and third Wednesday of each month. To help customers prepare, we provide this seven-day advance notice of upcoming security vulnerability disclosures. However, this schedule is not a final commitment of releases. If updates are delayed or unforeseen changes arise, specific products may be removed and rescheduled. Products may also be added when releases are ready ahead of schedule. The latest status is available in the Revision History section of this advance notice.",
        "title": "Details"
      },
      {
        "category": "general",
        "text": "To learn about Cisco security vulnerability disclosure policies and publications, see the Security Vulnerability Policy [\"http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html\"]. This document also contains instructions for obtaining fixed software and receiving security vulnerability information from Cisco.\r\n\r\nFor additional information on Cisco\u0027s vulnerability management, disclosure cadence, and software patching strategy, see Cisco\u0027s Transition to a Risk-Based Vulnerability Disclosure Model [\"https://sec.cloudapps.cisco.com/security/center/resources/risk-based-disclosure\"].",
        "title": "Vulnerability Policy"
      },
      {
        "category": "legal_disclaimer",
        "text": "SOFTWARE DOWNLOADS AND TECHNICAL SUPPORT\r\n\r\nThe Cisco Support and Downloads [\"https://www.cisco.com/c/en/us/support/index.html\"] page on Cisco.com provides information about licensing and downloads. This page can also display customer device support coverage for customers who use the My Devices tool. Please note that customers may download only software that was procured from Cisco directly or through a Cisco authorized reseller or partner and for which the license is still valid.\r\n\r\nCustomers who purchase directly from Cisco but do not hold a Cisco service contract and customers who make purchases through third-party vendors but are unsuccessful in obtaining fixed software through their point of sale should obtain upgrades by contacting the Cisco Technical Assistance Center (TAC) [\"https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html\"]. Customers should have the product serial number available and be prepared to provide the URL of this advisory as evidence of entitlement to a free upgrade.\r\n\r\nWhen considering software upgrades [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"], customers are advised to regularly consult the advisories [\"https://www.cisco.com/go/psirt\"] for the relevant Cisco products to determine exposure and a complete upgrade solution. In all cases, customers should ensure that the devices to be upgraded contain sufficient memory and confirm that current hardware and software configurations will continue to be supported properly by the new release. If the information is not clear, customers are advised to contact the Cisco Technical Assistance Center (TAC) [\"https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html\"] or their contracted maintenance providers.\r\nLEGAL DISCLAIMER DETAILS\r\n\r\nCISCO DOES NOT MAKE ANY EXPRESS OR IMPLIED GUARANTEES OR WARRANTIES OF ANY KIND, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, CISCO DOES NOT GUARANTEE THE ACCURACY OR COMPLETENESS OF THIS INFORMATION. THIS DOCUMENT IS PROVIDED ON AN \"AS IS\" BASIS. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE THIS DOCUMENT AT ANY TIME.\r\n\r\nCopies or summaries of the information contained in this Security Advisory may lack important information or contain factual errors. Customers are advised to visit the Cisco Security Advisories [\"https://www.cisco.com/go/psirt\"] page for the most recent version of this Security Advisory. The Cisco Product Security Incident Response Team (PSIRT) assesses only the affected and fixed release information that is documented in this advisory. See the Cisco Security Vulnerability Policy [\"https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes\"] for more information.",
        "title": "Legal Disclaimer"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "psirt@cisco.com",
      "issuing_authority": "Cisco PSIRT",
      "name": "Cisco",
      "namespace": "https://wwww.cisco.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "Cisco Advance Notification for Publication of October 7, 2026, Security Advisories",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-notice-fBn58ELx"
      },
      {
        "category": "external",
        "summary": "Cisco Security Vulnerability Policy",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html"
      },
      {
        "category": "external",
        "summary": "Strengthening the Foundation: A Predictable, Customer-Focused Response to AI-Accelerated Vulnerability Discovery",
        "url": "https://blogs.cisco.com/security/strengthening-the-foundation-a-predictable-customer-focused-response-to-ai-accelerated-vulnerability-discovery"
      },
      {
        "category": "external",
        "summary": "Cisco NX-OS Software Security Hardening Release: October 2026",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-nxosw1-cWzSbtR"
      },
      {
        "category": "external",
        "summary": "Cisco Nexus 3000 and 9000 Series Switches MPLS OAM Remote Code Execution Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-moam-rce-uBTzYV7"
      },
      {
        "category": "external",
        "summary": "Cisco Nexus 3000 and 9000 Series Switches NGOAM Remote Code Execution Vulnerabilities",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ngoam-rce-LWKQ4BU"
      },
      {
        "category": "external",
        "summary": "Cisco NX-OS Software NX-API Remote Code Execution Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-napi-rce-r2shwu2j"
      },
      {
        "category": "external",
        "summary": "Cisco Nexus 9000 Series Fabric Switches in ACI Mode Endpoint Group Contract Bypass Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-aci-epgcbp-SfDU7NLf"
      },
      {
        "category": "external",
        "summary": "Cisco NX-OS Software Control Plane Denial of Service Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-nscpdos-SnderkC7"
      },
      {
        "category": "external",
        "summary": "Cisco NX-OS Software Python Sandbox Escape Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-mppe-dhKZAFgb"
      },
      {
        "category": "external",
        "summary": "Cisco Application Policy Infrastructure Controller Security Hardening Release: October 2026",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh"
      },
      {
        "category": "external",
        "summary": "Cisco Application Policy Infrastructure Controller API Command Injection Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apic-cmdinj-L6VR4E7"
      },
      {
        "category": "external",
        "summary": "Cisco Application Policy Infrastructure Controller Unauthorized File Access Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apic-info-priv-enAdB5vD"
      },
      {
        "category": "external",
        "summary": "Cisco License (Smart Software Manager) On-Prem Security Hardening Release: October 2026",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-ssm-Ph77wdhf"
      },
      {
        "category": "external",
        "summary": "Cisco License (Smart Software Manager) On-Prem Vulnerabilities",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ssm-access-nttb2dhE"
      },
      {
        "category": "external",
        "summary": "Cisco Meraki Security Hardening Release: October 2026",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-meraki-os-drbEX9GH"
      },
      {
        "category": "external",
        "summary": "Cisco Finesse Server-Side Request Forgery Vulnerability",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-finesse-ssrf-mmSuyugS"
      },
      {
        "category": "external",
        "summary": "Security Vulnerability Policy",
        "url": "http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html"
      },
      {
        "category": "external",
        "summary": "Cisco\u0027s Transition to a Risk-Based Vulnerability Disclosure Model",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/risk-based-disclosure"
      },
      {
        "category": "external",
        "summary": "Cisco Support and Downloads",
        "url": "https://www.cisco.com/c/en/us/support/index.html"
      },
      {
        "category": "external",
        "summary": "Cisco Technical Assistance Center (TAC)",
        "url": "https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html"
      },
      {
        "category": "external",
        "summary": "considering software upgrades",
        "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes"
      },
      {
        "category": "external",
        "summary": "the advisories",
        "url": "https://www.cisco.com/go/psirt"
      }
    ],
    "title": "Cisco Advance Notification for Publication of October 7, 2026, Security Advisories",
    "tracking": {
      "current_release_date": "2026-10-07T16:00:41+00:00",
      "generator": {
        "date": "2026-10-07T16:00:44+00:00",
        "engine": {
          "name": "TVCE"
        }
      },
      "id": "cisco-sa-notice-fBn58ELx",
      "initial_release_date": "2026-09-30T16:00:00+00:00",
      "revision_history": [
        {
          "date": "2026-09-30T15:59:20+00:00",
          "number": "1.0.0",
          "summary": "Initial public release."
        },
        {
          "date": "2026-10-07T16:00:41+00:00",
          "number": "1.1.0",
          "summary": "Added links to security advisories."
        }
      ],
      "status": "final",
      "version": "1.1.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_family",
            "name": "Cisco NX-OS Software",
            "product": {
              "name": "Cisco NX-OS Software ",
              "product_id": "CSAFPID-80720"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco TelePresence Video Communication Server (VCS)",
            "product": {
              "name": "Cisco TelePresence Video Communication Server (VCS) ",
              "product_id": "CSAFPID-112250"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Unified Computing System (Managed)",
            "product": {
              "name": "Cisco Unified Computing System (Managed) ",
              "product_id": "CSAFPID-112776"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Finesse",
            "product": {
              "name": "Cisco Finesse ",
              "product_id": "CSAFPID-193469"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Application Policy Infrastructure Controller (APIC)",
            "product": {
              "name": "Cisco Application Policy Infrastructure Controller (APIC) ",
              "product_id": "CSAFPID-202553"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Expressway",
            "product": {
              "name": "Cisco Expressway ",
              "product_id": "CSAFPID-202683"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Meraki MS Series Switches Software",
            "product": {
              "name": "Cisco Meraki MS Series Switches Software ",
              "product_id": "CSAFPID-204722"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Meraki MR Wireless Access Points Software",
            "product": {
              "name": "Cisco Meraki MR Wireless Access Points Software ",
              "product_id": "CSAFPID-204723"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Meraki MX Firmware",
            "product": {
              "name": "Cisco Meraki MX Firmware ",
              "product_id": "CSAFPID-204724"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco TelePresence Video Communication Server (VCS) Expressway",
            "product": {
              "name": "Cisco TelePresence Video Communication Server (VCS) Expressway ",
              "product_id": "CSAFPID-209614"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco NX-OS System Software in ACI Mode",
            "product": {
              "name": "Cisco NX-OS System Software in ACI Mode ",
              "product_id": "CSAFPID-241202"
            }
          },
          {
            "category": "product_family",
            "name": "Cisco Meraki MV Firmware",
            "product": {
              "name": "Cisco Meraki MV Firmware ",
              "product_id": "CSAFPID-305284"
            }
          }
        ],
        "category": "vendor",
        "name": "Cisco"
      }
    ]
  }
}