Question 1

What is the EOL Risk Score for Mastodon 2?

Accepted Answer

Mastodon 2 has an EOL Risk Score™ of 45 out of 100, placing it in the Medium risk band. The score is calculated from four factors: EOL Recency (35/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Mastodon 2 still supported?

Accepted Answer

Mastodon 2 is no longer supported — it has passed its end of life date (unknown). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Mastodon 2 reach end of life?

Accepted Answer

The end of life date for Mastodon 2 is not yet scheduled. Check the full Mastodon version timeline at endoflife.ai/mastodon.html for the latest information.

Question 4

What are the security risks of running Mastodon 2 after end of life?

Accepted Answer

After end of life, Mastodon 2 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.