Question 1

What is the EOL Risk Score for Claude (Anthropic) claude-sonnet-4-20250514?

Accepted Answer

Claude (Anthropic) claude-sonnet-4-20250514 has an EOL Risk Score™ of 55 out of 100, placing it in the High risk band. The score is calculated from four factors: EOL Recency (25/40), Attack Surface (20/30), CISA KEV Exposure (0/20), and Extended Support Availability (10/10).

Question 2

Is Claude (Anthropic) claude-sonnet-4-20250514 still supported?

Accepted Answer

Claude (Anthropic) claude-sonnet-4-20250514 is no longer supported — it has passed its end of life date (June 15, 2026). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Claude (Anthropic) claude-sonnet-4-20250514 reach end of life?

Accepted Answer

Claude (Anthropic) claude-sonnet-4-20250514 reached (or will reach) end of life on June 15, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Claude (Anthropic) claude-sonnet-4-20250514 after end of life?

Accepted Answer

After end of life, Claude (Anthropic) claude-sonnet-4-20250514 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.