Mattermost 11.7 End of Life

Support dates and upgrade guidance — rebuilt from live data.

Supported

Mattermost 11.7 is actively supported. It reaches end of life on 15 May 2027.

279 days of security support left

11.7.8 latest release

24% of this branch's supported lifetime has elapsed — 15 May 2026 → 15 May 2027.

Check your versionsudo -u mattermost /opt/mattermost/bin/mattermost version

Support timeline

Official dates from the Mattermost release process.

Moving to Mattermost 11.9 extends security support by about -212 days.

Branch	End of life	Days left	vs 11.7
Mattermost 11.9	15 Oct 2026	67	-212 days
Mattermost 11.8	15 Sept 2026	37	-242 days
Mattermost 11.7	15 May 2027	279	this branch
Mattermost 10.11	15 Aug 2026	6	-273 days

When does Mattermost 11.7 reach end of life?

Mattermost 11.7 reaches end of life on 15 May 2027 — 279 days from now. After that date it receives no security fixes.

Is Mattermost 11.7 still supported?

Yes. Mattermost 11.7 is currently maintained. Latest release: 11.7.8, published 31 Jul 2026.

What happens when Mattermost 11.7 reaches end of life?

Security fixes stop. After 15 May 2027 this branch receives no further updates under standard support.

How long do I have to upgrade from Mattermost 11.7?

279 days. Moving to Mattermost 11.9 instead buys roughly -212 more days of security support.