Question 1

What is the EOL Risk Score for macOS 13?

Accepted Answer

macOS 13 has an EOL Risk Score™ of 90 out of 100, placing it in the Critical risk band. The score is calculated from four factors: EOL Recency (30/40), Attack Surface (30/30), CISA KEV Exposure (20/20), and Extended Support Availability (10/10).

Question 2

Is macOS 13 still supported?

Accepted Answer

macOS 13 is no longer supported — it has passed its end of life date (September 15, 2025). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does macOS 13 reach end of life?

Accepted Answer

macOS 13 reached (or will reach) end of life on September 15, 2025. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running macOS 13 after end of life?

Accepted Answer

After end of life, macOS 13 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.