Question 1

What is the EOL Risk Score for Sony Xperia Xperia 5 III?

Accepted Answer

Sony Xperia Xperia 5 III has an EOL Risk Score™ of 60 out of 100, placing it in the High risk band. The score is calculated from four factors: EOL Recency (40/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (10/10).

Question 2

Is Sony Xperia Xperia 5 III still supported?

Accepted Answer

Sony Xperia Xperia 5 III is no longer supported — it has passed its end of life date (July 1, 2023). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Sony Xperia Xperia 5 III reach end of life?

Accepted Answer

Sony Xperia Xperia 5 III reached (or will reach) end of life on July 1, 2023. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Sony Xperia Xperia 5 III after end of life?

Accepted Answer

After end of life, Sony Xperia Xperia 5 III 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.