PostgreSQL 11 End of Life
Support dates, vulnerabilities published since end of life, and upgrade guidance — rebuilt from live data.
PostgreSQL 11 reached end of life on 9 Nov 2023. It no longer receives security fixes.
Support timeline
Official dates, read directly from postgresql.org.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Oct 2018 | 8y ago |
| Support Status ended | 9 Nov 2023 | 2y 11mo ago |
| Latest release | 11.22 · 9 Nov 2023 | final |
The cost of staying: CVEs since end of life
54 PostgreSQL vulnerabilities have been published since 9 Nov 2023. All were fixed in supported branches — 11 received none of them. Source: NVD.
PostgreSQL CVEs published since 11's EOL, by year
0 of the 54 are rated critical · data refreshed 2026-10-05
Published 10 Dec 2023 · rated high — fixed in supported branches only, never in 11. Details
Published 8 Aug 2024 · rated high — fixed in supported branches only, never in 11. Details
Published 14 Nov 2024 · rated high — fixed in supported branches only, never in 11. Details
Where to go from 11
Recommended target: PostgreSQL 18 (supported until 14 Nov 2030).
The newest actively supported branch is PostgreSQL 18 (latest release 18.6). Review postgresql.org before upgrading.
Frequently asked questions
Is PostgreSQL 11 still safe to use?
No. PostgreSQL 11 stopped receiving security fixes on 9 Nov 2023. Since then, 54 PostgreSQL vulnerabilities have been published and fixed in supported branches — PostgreSQL 11 received none of those fixes.
Can I still download PostgreSQL 11?
Yes — the final release (11.22) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade PostgreSQL 11 to?
Upgrade to PostgreSQL 18, the newest actively supported branch (supported until 14 Nov 2030).