Cisco Security Advisory (2nd, April 2026)

Ref# ADV2026_205 | Date: Apr 2nd 2026

Cisco published a security advisory highlighting vulnerabilities in the following products on April 1st, 2026. It is recommended that you take the necessary precautions by ensuring your products are always updated.

  • Cisco NFVIS Release – multiple versions
  • Cisco IMC Release – multiple versions
  • Cisco Telemetry Broker Appliances – version 6.0(2.260044) (M6) and prior
  • IEC6400 Edge Compute Appliances – version 4.3(6.260017) (M6) and prior
  • Secure Endpoint Private Cloud Appliances – versions 4.3(2.260007) (M5) and 4.3(6.260017) (M6)
  • Secure Firewall Management Center Appliances – versions 4.3(2.260007) (M5) and 4.3(6.260017) (M6)
  • Secure Malware Analytics Appliances – versions 4.3(2.260007) (M5) and 4.3(6.260017) (M6)
  • Secure Network Analytics Appliances – versions 4.3(2.260007) (M5) and 6.0(2.260044) (M6)
  • Secure Network Server Appliances – multiple versions
  • Cisco SSM On-Prem Release – version 9-202510 and prior
  • Cisco EPNM Release – versions 8.0 and prior, version 8.1 and prior

For more information on these updates, you can follow these URLs:

The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary.

PDF Download: Cisco Security Advisory

References