Question 1

What is the EOL Risk Score for Amazon RDS for PostgreSQL 18?

Accepted Answer

Amazon RDS for PostgreSQL 18 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 Amazon RDS for PostgreSQL 18 still supported?

Accepted Answer

Amazon RDS for PostgreSQL 18 is currently supported. End of life is scheduled for February 28, 2031. Plan your migration before that date to avoid security risk.

Question 3

When does Amazon RDS for PostgreSQL 18 reach end of life?

Accepted Answer

Amazon RDS for PostgreSQL 18 reached (or will reach) end of life on February 28, 2031. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Amazon RDS for PostgreSQL 18 after end of life?

Accepted Answer

After end of life, Amazon RDS for PostgreSQL 18 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.