Question 1

What is the EOL Risk Score for Heroku Postgres 15?

Accepted Answer

Heroku Postgres 15 has an EOL Risk Score™ of 10 out of 100, placing it in the Low risk band. The score is calculated from four factors: EOL Recency (0/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Heroku Postgres 15 still supported?

Accepted Answer

Heroku Postgres 15 is currently supported. End of life is scheduled for February 28, 2027. Plan your migration before that date to avoid security risk.

Question 3

When does Heroku Postgres 15 reach end of life?

Accepted Answer

Heroku Postgres 15 reached (or will reach) end of life on February 28, 2027. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Heroku Postgres 15 after end of life?

Accepted Answer

After end of life, Heroku Postgres 15 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.