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Traefik 2.11 lifecycle

Current status

unknownmedium

Lifecycle information for Traefik 2.11 is incomplete in the available first-party sources.

Security: 4 tracked advisories affecting this line · 1 in CISA KEV. Details below — lifecycle and vulnerability status are separate.

Official lifecycle source: OSV.dev

Support phase
unknown
End of life
Not officially published
Latest release
2.11.56
Released
26 Aug 2026

At a glance

Version line
2.11
Initial release
12 Feb 2024
Lifecycle phase
unknown
Latest stable
2.11.56
Latest release date
26 Aug 2026
EOL
Not officially published
Risk
medium
Releases tracked
54

Lifecycle timeline

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

Lifecycle information is incomplete in the available first-party sources.

Lifecycle information for Traefik 2.11 is incomplete in the available first-party sources.

Known exploited vulnerabilities

CVE entries that CISA lists in the Known Exploited Vulnerabilities catalogue, including due dates and ransomware use when published. CVSS shown when NVD enrichment is available.

  • CVE-2023-44487Known exploited

    HTTP/2 Rapid Reset Attack Vulnerability

    CISA KEV:
    listed · added 2023-10-10 · due 2023-10-31
    Required action:
    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
    Affected:
    <10.5.3; <9.4.0; <=2.427; <4.2.2; <3.4.2; <4.1.100
    Fixed in:
    10.5.3, 9.4.0, 4.2.2, 3.4.2, 4.1.100
    Source:
    CISA KEV · Advisory

Security

Advisories affecting Traefik 2.11 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.

Known vulnerabilities
4
Known exploited
1
Highest CVSS
—
  • CVE-2023-44487Known exploited

    HTTP/2 Rapid Reset Attack Vulnerability

    CISA KEV:
    listed · added 2023-10-10 · due 2023-10-31
    Required action:
    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
    Affected:
    <10.5.3; <9.4.0; <=2.427; <4.2.2; <3.4.2; <4.1.100
    Fixed in:
    10.5.3, 9.4.0, 4.2.2, 3.4.2, 4.1.100
    Source:
    CISA KEV · Advisory
  • CVE-2026-53622

    Traefik: HTTP/3 mTLS bypass via exact SNI TLSOptions lookup for wildcard and mixed-case hosts

    Affected:
    <3.7.3
    Fixed in:
    3.7.3
    Source:
    OSV source · Advisory
  • CVE-2026-29777

    Traefik has a kubernetes gateway rule injection via unescaped backticks in HTTPRoute match values

    Affected:
    <3.6.10
    Fixed in:
    3.6.10
    Source:
    OSV source · Advisory
  • CVE-2026-25949

    Traefik: TCP readTimeout bypass via STARTTLS on Postgres

    Affected:
    <3.6.8
    Fixed in:
    3.6.8
    Source:
    OSV source · Advisory

Latest release

2.11.56

Released 26 Aug 2026 · stable

https://github.com/traefik/traefik/releases/tag/v2.11.56

Previous releases

  • 2.11.55

    18 Aug 2026

  • 2.11.54

    31 Jul 2026

  • 2.11.53

    24 Jul 2026

Release history

54 concrete releases tracked for this line.

VersionRelease dateChannelSource
2.11.2926 Aug 2025stableSource
2.11.2823 Jul 2025stableSource
2.11.2711 Jul 2025stableSource
2.11.2626 Jun 2025stableSource
2.11.2527 May 2025stableSource
2.11.2418 Apr 2025stableSource
2.11.2231 Mar 2025stableSource
2.11.2124 Feb 2025stableSource
2.11.2031 Jan 2025stableSource
2.11.1929 Jan 2025stableSource
2.11.187 Jan 2025stableSource
2.11.176 Jan 2025stableSource
2.11.1616 Dec 2024stableSource
2.11.1510 Dec 2024stableSource
2.11.1420 Nov 2024stableSource
2.11.1328 Oct 2024stableSource
2.11.129 Oct 2024stableSource
2.11.112 Oct 2024stableSource
2.11.1019 Sept 2024stableSource
2.11.916 Sept 2024stableSource
2.11.86 Aug 2024stableSource
2.11.730 Jul 2024stableSource
2.11.62 Jul 2024stableSource
2.11.518 Jun 2024stableSource
2.11.410 Jun 2024stableSource

Release activity

Total releases
54
Last 30 days
2
Last 90 days
9
Avg. interval
~17 days
Most recent
26 Aug 2026

Should I use this version?

Lifecycle status unclear

CompatHub does not currently have a clear support status for Traefik 2.11.

Version comparison

Compact comparison against the nearest relevant release lines.

2.113.0
Statusunknownunknown
Latest release2.11.563.0.4
EOLNot publishedNot published
Riskmediummedium

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
54
Lifecycle periods
0
EOL
Not officially published
Provenance records
1
Data last checked
1 Sept 2026
Latest source update
1 Sept 2026

Lifecycle information is incomplete in the available first-party sources.

EOL: Not officially published

Other Traefik versions