Mattermost 11.4 EOL Risk Score — 45/100 Medium | endoflife.ai

EOL Risk Score™

Mattermost 11.4

Past End of Life — No Security Patches

Medium Risk

EOL: May 15, 2026 — 1 days past EOL

EOL Recency

25/40

Attack Surface

10/30

Medium

CISA KEV

0/20

No

Extended Support

10/10

None

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EOL Risk Score™ by endoflife.ai