Question 1

What is the EOL Risk Score for WatchGuard Firebox Firebox T15?

Accepted Answer

WatchGuard Firebox Firebox T15 has an EOL Risk Score™ of 38 out of 100, placing it in the Medium risk band. The score is calculated from four factors: EOL Recency (8/40), Attack Surface (10/30), CISA KEV Exposure (20/20), and Extended Support Availability (0/10).

Question 2

Is WatchGuard Firebox Firebox T15 still supported?

Accepted Answer

WatchGuard Firebox Firebox T15 is currently supported. End of life is scheduled for March 1, 2027. Plan your migration before that date to avoid security risk.

Question 3

When does WatchGuard Firebox Firebox T15 reach end of life?

Accepted Answer

WatchGuard Firebox Firebox T15 reached (or will reach) end of life on March 1, 2027. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running WatchGuard Firebox Firebox T15 after end of life?

Accepted Answer

After end of life, WatchGuard Firebox Firebox T15 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.