Cisco security advisory (AV26-1020)

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        <div><p><strong>Serial number: </strong>AV26-1020<br /><strong>Date: </strong>October 8, 2026</p>

As of October 7, 2026, Cisco is affected by vulnerabilities in the following products:

  • Cisco Nexus 3000 Series Switches
    • Multiple versions and models
  • Cisco Nexus 9000 Series Switches
    • Multiple versions and models
  • UCS 6300 Series Fabric Interconnect
    • Prior to 4.3(6.260049)
  • Meraki Campus Gateways
    • Prior to 32.2.5 (late Oct 2026)
    • Prior to 33.1.4 (mid-Nov 2026)
  • Meraki MG Cellular Gateways
    • Prior to 26.1.4
  • Meraki MR Wireless Access Points
    • Multiple versions
  • Meraki MS Series Switches
    • Multiple Versions
  • Meraki MV Smart Cameras
    • Prior to 8.0
  • Meraki MX Security and SD-WAN Appliances
    • Multiples versions
  • Cisco License On-Prem Release
    • Prior to 10-202609
  • Cisco NX-OS Software Release
    • Multiples versions
  • Cisco UCS Software Release
    • Prior to 4.3(6.260049)
    • Prior to 4.3(6.260059)
    • Prior to 6.0(2.260080)
  • Cisco Application Policy Infrastructure Controller (APIC)
    • Prior to 6.0(9h)
    • Prior to 6.1(6g)
    • Prior to 6.2(3g)
  • Cisco Finesse Release
    • Prior to 15.0(1) SU3 (Feb 2027)
  • Cisco Packaged CCE and Unified CCE Release
    • Prior to 15.0(1)ES202701 (Jan 2027)
  • Cisco Unified CCX Release
    • Prior to 15.0(1) SU2 (Feb 2027)

The Cyber Centre encourages users and administrators to review the provided web link and apply any necessary updates as they become available.

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Article Link: Cisco security advisory (AV26-1020) - Canadian Centre for Cyber Security