Stable releases of September 23, 2026

Everything that shipped on the stable channel on September 23, 2026 — v2.9.77 through v2.9.78, newest first. v2.9.78 is what you install; the versions below it are how you get there.

Stable v2.9.78

• fix(ssl): stop the mail-SNI write from reaching into certbot's archive

Stable v2.9.77

• fix(nginx): heal a vanished certificate when it blocks a change, not only at boot