Sns Firmware 4.x — End of Life
ActiveSns Firmware 4.x is partially supported: only 4.8 still receives security fixes until Mar 31, 2030, in 1271 days. No CVE is currently tracked for Sns Firmware 4.x. The next major version is Sns Firmware 5. See Sns Firmware 5 →
Sns Firmware 4.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status | Alert me |
|---|---|---|---|---|---|---|
| 4.8LTS | Jul 2, 2024 | Dec 31, 2029 | Mar 31, 2030 | — | Active | |
| 4.7 | Oct 31, 2023 | Nov 12, 2024 | Feb 12, 2025 | — | EOL | |
| 4.6 | Nov 24, 2022 | Feb 22, 2024 | May 22, 2024 | — | EOL | |
| 4.5 | Jul 5, 2022 | Nov 24, 2022 | Nov 24, 2022 | — | EOL | |
| 4.4 | May 12, 2022 | Jun 30, 2022 | Jun 30, 2022 | — | EOL | |
| 4.3LTS | Jan 12, 2022 | Dec 31, 2025 | Mar 31, 2026 | — | EOL | |
| 4.2 | Apr 6, 2021 | Jul 21, 2022 | Jul 21, 2022 | — | EOL | |
| 4.1 | Sep 24, 2020 | Apr 6, 2021 | Apr 6, 2021 | — | EOL | |
| 4.0 | Jan 7, 2020 | Sep 24, 2020 | Sep 24, 2020 | — | EOL |
CVEs affecting Sns Firmware 4.x (0)
Sns Firmware 4.x will reach end of life — migrate to Sns Firmware 5.x
Sns Firmware 5.x is the next major release. Plan your upgrade before Sns Firmware 4.x stops receiving security patches.
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[](https://eolcanary.com/explore/sns-firmware/4)Frequently asked questions
Is Sns Firmware 4 end of life?
Partially. 8 of the 9 Sns Firmware 4.x releases have reached end of life. Still supported: 4.8 (until March 31, 2030 at the latest).
What CVEs affect Sns Firmware 4?
No CVEs are currently tracked for Sns Firmware 4.x in the NVD data we monitor.
What is the latest Sns Firmware 4 version?
Check the version table above for the latest Sns Firmware 4.x patch release.
How to migrate from Sns Firmware 4 to Sns Firmware 5?
To migrate from Sns Firmware 4 to Sns Firmware 5: (1) review the official Sns Firmware 5 migration guide for breaking changes, (2) update dependencies and configuration accordingly, (3) test thoroughly in a staging environment, (4) deploy with a rollback plan. Starting early gives you time to resolve compatibility issues before your current version reaches end of life.
Is it safe to run Sns Firmware 4 in production?
Only on a supported release (4.8). Support for Sns Firmware 4.8 ends on March 31, 2030. Make sure you run the latest patch to have all security fixes applied.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA