Question 1

What is the EOL Risk Score for Cisco Catalyst switches (hardware) Catalyst 3650?

Accepted Answer

Cisco Catalyst switches (hardware) Catalyst 3650 has an EOL Risk Score™ of 25 out of 100, placing it in the Low risk band. The score is calculated from four factors: EOL Recency (15/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Cisco Catalyst switches (hardware) Catalyst 3650 still supported?

Accepted Answer

Cisco Catalyst switches (hardware) Catalyst 3650 is currently supported. End of life is scheduled for October 31, 2026. Plan your migration before that date to avoid security risk.

Question 3

When does Cisco Catalyst switches (hardware) Catalyst 3650 reach end of life?

Accepted Answer

Cisco Catalyst switches (hardware) Catalyst 3650 reached (or will reach) end of life on October 31, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Cisco Catalyst switches (hardware) Catalyst 3650 after end of life?

Accepted Answer

After end of life, Cisco Catalyst switches (hardware) Catalyst 3650 no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.