Question 1

What is the EOL Risk Score for Jenkins 2.528?

Accepted Answer

Jenkins 2.528 has an EOL Risk Score™ of 70 out of 100, placing it in the High risk band. The score is calculated from four factors: EOL Recency (30/40), Attack Surface (20/30), CISA KEV Exposure (20/20), and Extended Support Availability (0/10).

Question 2

Is Jenkins 2.528 still supported?

Accepted Answer

Jenkins 2.528 is no longer supported — it has passed its end of life date (January 21, 2026). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Jenkins 2.528 reach end of life?

Accepted Answer

Jenkins 2.528 reached (or will reach) end of life on January 21, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Jenkins 2.528 after end of life?

Accepted Answer

After end of life, Jenkins 2.528 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.