NetBSD 9 · Version Status
NetBSD 9 End of Life Date
NetBSD 9 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
⚡
NetBSD 9 reaches end of life on August 30, 2026. Plan your migration now — 21 days remaining.
📅 Get reminded before NetBSD 9 reaches EOL on August 30, 2026 — alerts 90, 30 & 7 days out.
EOL Date
Aug 30, 2026
21 days remaining
Latest Release
9.4
Standard release
Release Date
Feb 14, 2020
NetBSD 9 series
Lifecycle detail
NetBSD 9 was released on February 14, 2020 and support is scheduled to end on August 30, 2026 — a planned supported lifespan of 6 years and 7 months, in line with the 5 years and 10 months median for NetBSD releases. Its most recent patch is 9.4, published April 20, 2024.
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build.
Methodology → ·
View score card →
Extended Support
Extended NetBSD 9 support is available
Commercial vendors offer security patches beyond EOL. Compare your options.
Compare Options →
| Version | Latest | EOL Date | Status |
|---|
| 1 |
1.6.2 |
May 17, 2006 |
EOL |
| 2 |
2.1 |
Aug 21, 2008 |
EOL |
| 3 |
3.1 |
May 30, 2009 |
EOL |
| 4 |
4.0.1 |
Supported |
EOL |
| 5 |
5.2.3 |
Nov 11, 2015 |
EOL |
| 6 |
6.1.5 |
Aug 23, 2018 |
EOL |
| 7 |
7.2 |
Jun 30, 2020 |
EOL |
| 8 |
8.3 |
May 4, 2024 |
EOL |
What does NetBSD 9 end of life mean?
When NetBSD 9 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running NetBSD 9 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to NetBSD 11 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does NetBSD 9 reach end of life?
NetBSD 9 reached end of life on August 30, 2026. That is 21 days remaining.
Is NetBSD 9 still supported?
NetBSD 9 is still supported but approaching end of life on August 30, 2026. Begin planning your migration now.
What should I upgrade to from NetBSD 9?
The recommended upgrade from NetBSD 9 is
NetBSD 11 — the latest actively supported version. Check the
NetBSD full timeline for all supported versions.
What are the security risks of running NetBSD 9 past EOL?
When NetBSD 9 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL NetBSD should migrate immediately or implement compensating controls.