Question 1

What is the EOL Risk Score for JetBrains TeamCity 2023.11?

Accepted Answer

JetBrains TeamCity 2023.11 has an EOL Risk Score™ of 50 out of 100, placing it in the Medium 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 (0/10).

Question 2

Is JetBrains TeamCity 2023.11 still supported?

Accepted Answer

JetBrains TeamCity 2023.11 is no longer supported — it has passed its end of life date (July 18, 2024). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does JetBrains TeamCity 2023.11 reach end of life?

Accepted Answer

JetBrains TeamCity 2023.11 reached (or will reach) end of life on July 18, 2024. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running JetBrains TeamCity 2023.11 after end of life?

Accepted Answer

After end of life, JetBrains TeamCity 2023.11 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.