Question 1

What is the EOL Risk Score for Oracle Database 18c?

Accepted Answer

Oracle Database 18c 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 Oracle Database 18c still supported?

Accepted Answer

Oracle Database 18c is no longer supported — it has passed its end of life date (June 30, 2021). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Oracle Database 18c reach end of life?

Accepted Answer

Oracle Database 18c reached (or will reach) end of life on June 30, 2021. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Oracle Database 18c after end of life?

Accepted Answer

After end of life, Oracle Database 18c 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.