Squid 3.0 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
Squid 3.0 reached end of life on 27 Aug 2011. It no longer receives security fixes.
5,461 days without security patches
Recommended action: upgrade to Squid 7. Check your versionsquid -v
Support timeline
Official dates from the Squid release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 14 Dec 2007 | — |
| End of life | 27 Aug 2011 | 15.0 years ago |
| Latest release | 3.0.26 · 27 Aug 2011 | final |
Where to go from 3.0
Recommended target: Squid 7.
The newest actively supported branch is Squid 7 (latest release 7.6).
Frequently asked questions
Is Squid 3.0 still safe to use?
Squid 3.0 reached end of life on 27 Aug 2011, 5,461 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Squid 3.0?
Yes — the final release (3.0.26) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Squid 3.0 to?
Upgrade to Squid 7, the newest actively supported branch.