Question 1

What is the EOL Risk Score for Bitbucket 10.4?

Accepted Answer

Bitbucket 10.4 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 Bitbucket 10.4 still supported?

Accepted Answer

Bitbucket 10.4 is currently supported. End of life is scheduled for July 21, 2028. Plan your migration before that date to avoid security risk.

Question 3

When does Bitbucket 10.4 reach end of life?

Accepted Answer

Bitbucket 10.4 reached (or will reach) end of life on July 21, 2028. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Bitbucket 10.4 after end of life?

Accepted Answer

After end of life, Bitbucket 10.4 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.