Squid End of Life (EOL) Dates and End of Support (EOS) Dates

Latest Release: 7.6 (June 07, 2026)

13 Squid versions have reached End of Life (EOL) and End of Support (EOS), including Squid 6 (EOL date: Jul 10, 2025) — no longer receiving security updates or patches. Squid 7.6 is the current supported release. Also see Artifactory EOSL information for related end-of-life information.

Squid end of life dates timeline — release schedule chart of the 8 most recent Squid versions, mapping security support windows against their EOL dates — Squid end of life dates and end of support (EOS) dates shown as a release schedule — support windows for the 8 most recent Squid releases of 14 total. Each bar runs from the release date to the end of security support, with the dashed line marking today. Exact Squid EOL, EOS and EOSL dates for every version are listed in the tables below.

Currently Supported Squid Releases - Active EOS/EOSL Support (1)

Release	Released	Security Support	Latest
7	Jul 10, 2025 (1 year ago)	Active	7.6 2026-06-07 (1 month and 2 weeks ago)

Squid End of Life (EOL) Releases - No Longer Supported (13)

Release	Released	Security Support	Latest
6	Jul 06, 2023 (3 years ago)	Jul 10, 2025 (1 year ago)	6.14 2025-06-24 (1 year and 1 month ago)
5	Jul 31, 2021 (4 years and 11 months ago)	Jul 06, 2023 (3 years ago)	5.9 2023-05-01 (3 years and 2 months ago)
4	Jul 03, 2018 (8 years ago)	Oct 04, 2021 (4 years and 9 months ago)	4.17 2021-10-04 (4 years and 9 months ago)
3.5	Jan 13, 2015 (11 years and 6 months ago)	Aug 07, 2018 (7 years and 11 months ago)	3.5.28 2018-07-16 (8 years ago)
3.4	Dec 08, 2013 (12 years and 7 months ago)	Aug 01, 2015 (10 years and 11 months ago)	3.4.14 2015-08-01 (10 years and 11 months ago)

3.3	Feb 09, 2013 (13 years and 5 months ago)	May 01, 2015 (11 years and 2 months ago)	3.3.14 2015-05-01 (11 years and 2 months ago)
3.2	Aug 14, 2012 (13 years and 11 months ago)	May 01, 2015 (11 years and 2 months ago)	3.2.14 2015-05-01 (11 years and 2 months ago)
3.1	Mar 29, 2010 (16 years and 3 months ago)	Jan 08, 2013 (13 years and 6 months ago)	3.1.23 2013-01-08 (13 years and 6 months ago)
2.7	May 27, 2008 (18 years and 1 month ago)	Mar 14, 2010 (16 years and 4 months ago)	2.7.9 2010-03-14 (16 years and 4 months ago)
3.0	Dec 14, 2007 (18 years and 7 months ago)	Aug 27, 2011 (14 years and 10 months ago)	3.0.26 2011-08-27 (14 years and 10 months ago)
2.6	Jul 01, 2006 (20 years ago)	Mar 26, 2010 (16 years and 4 months ago)	2.6.24 2010-03-26 (16 years and 4 months ago)
2.5	Sep 24, 2002 (23 years and 10 months ago)	May 20, 2006 (20 years and 2 months ago)	2.5.14 2006-05-20 (20 years and 2 months ago)
2.4	Mar 20, 2001 (25 years and 4 months ago)	Jul 02, 2002 (24 years ago)	2.4.7 2002-07-02 (24 years ago)

Squid End of Life & Support Summary

Which Squid Versions Are Currently Supported?

Squid currently has 1 supported release. Squid 7.6 is the latest. Also see HAProxy Ingress EOSL information for related end-of-life information.

Squid End of Life (EOL) Version History

13 Squid releases have reached End of Life (EOL) and End of Support (EOS) — no longer receiving updates or patches. Squid 6 reached EOL on Jul 10, 2025. Squid 7.6 is the recommended upgrade for users still on End of Life versions.