Cisco security advisory (AV26-1020)

Serial number: AV26-1020
Date: October 8, 2026

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.