CompatHub
Check EOL

HAProxy 1.3 lifecycle

Current status

end of lifehigh

HAProxy 1.3 reached end of life on 3 Jul 2006. Security and bug fixes are no longer provided by the project according to published lifecycle data.

This line is end of life.

Plan your upgrade →

Security: 4 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.

Official lifecycle source: HAProxy Homepage Branch Table

Support phase
end of life
End of life
3 Jul 2006
Latest release
1.3.23
Released
28 Jan 2010

At a glance

Version line
1.3
Initial release
3 Jul 2006
Lifecycle phase
end of life
Latest stable
1.3.23
Latest release date
28 Jan 2010
EOL
3 Jul 2006
Risk
high
Releases tracked
24

Lifecycle timeline

Phases from published LifecyclePeriod records. Missing phases are not inferred.

  1. Release

    3 Jul 2006

  2. end of lifecurrent

    3 Jul 2006 → —

    Source: HAProxy Homepage Branch Table

HAProxy 1.3 reached end of life on 3 Jul 2006. Security and bug fixes are no longer provided by the project according to published lifecycle data.

Upgrade options

Newer supported HAProxy version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.

You are on HAProxy 1.3

End of lifeEOL 3 July 2006

Supported upgrade options

Open full upgrade planner for HAProxy 1.3 →

Security

Advisories affecting HAProxy 1.3 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.

Known vulnerabilities
4
Known exploited
0
Highest CVSS
—
  • CVE-2026-55204

    HAProxy - NULL Pointer Dereference in hpack_dht_insert Function

    Affected:
    <=3.4.0
    Source:
    OSV source · Advisory
  • CVE-2026-55203

    HAProxy - Integer Overflow in FCGI Demux Record Length Field

    Affected:
    <=3.4.0
    Source:
    OSV source · Advisory
  • CVE-2023-45539
    Affected:
    <2.8.2
    Fixed in:
    2.8.2
    Source:
    OSV source · Advisory
  • CVE-2019-18277
    Affected:
    <2.0.6
    Fixed in:
    2.0.6
    Source:
    OSV source

Latest release

1.3.23

Released 28 Jan 2010 · stable

https://github.com/haproxy/haproxy/releases/tag/v1.3.23

Previous releases

  • 1.3.22

    14 Oct 2009

  • 1.3.21

    12 Oct 2009

  • 1.3.20

    9 Aug 2009

Release history

24 concrete releases tracked for this line.

VersionRelease dateChannelSource
1.3.2328 Jan 2010stableSource
1.3.2214 Oct 2009stableSource
1.3.2112 Oct 2009stableSource
1.3.209 Aug 2009stableSource
1.3.1927 Jul 2009stableSource
1.3.1810 May 2009stableSource
1.3.1729 Mar 2009stableSource
1.3.1622 Mar 2009stableSource
1.3.1519 Apr 2008stableSource
1.3.146 Dec 2007stableSource
1.3.1318 Oct 2007stableSource
1.3.1217 Jun 2007stableSource
1.3.1114 May 2007stableSource
1.3.108 May 2007stableSource
1.3.915 Apr 2007stableSource
1.3.825 Mar 2007stableSource
1.3.726 Jan 2007stableSource
1.3.621 Jan 2007stableSource
1.3.57 Jan 2007stableSource
1.3.41 Jan 2007stableSource
1.3.315 Oct 2006stableSource
1.3.23 Sept 2006stableSource
1.3.19 Jul 2006stableSource
1.3.03 Jul 2006stableSource

Release activity

Total releases
24
Last 30 days
0
Last 90 days
0
Avg. interval
~57 days
Most recent
28 Jan 2010

Should I use this version?

Not recommended for new deployments

Upgrade to a currently supported release line. Recommended target: HAProxy 3.4.

Version comparison

Compact comparison against the nearest relevant release lines.

1.33.4
Statusend of lifestandard support
Latest release1.3.233.4.0
EOLJul 2006Jun 2031
Riskhighlow

Sources

Where this information comes from.

Lifecycle sources

Release sources

Data coverage

Last checked = last successful upstream check. Latest source update = when upstream content last changed.

Releases tracked
24
Lifecycle periods
1
EOL
Known
Provenance records
2
Data last checked
2 Sept 2026
Latest source update
2 Sept 2026

Other HAProxy versions