Varnish Cache 2.1 lifecycle
Current status
Varnish Cache 2.1 reached end of life on 24 Mar 2010. 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: 1 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.
Official lifecycle source: Vinyl Cache / Varnish Releases
- Support phase
- end of life
- End of life
- 24 Mar 2010
- Latest release
- 2.1.5
- Released
- 24 Jan 2011
At a glance
- Version line
- 2.1
- Initial release
- 24 Mar 2010
- Lifecycle phase
- end of life
- Latest stable
- 2.1.5
- Latest release date
- 24 Jan 2011
- EOL
- 24 Mar 2010
- Risk
- high
- Releases tracked
- 6
Lifecycle timeline
Phases from published LifecyclePeriod records. Missing phases are not inferred.
Release
24 Mar 2010
end of lifecurrent
24 Mar 2010 → —
Source: Vinyl Cache / Varnish Releases
Varnish Cache 2.1 reached end of life on 24 Mar 2010. Security and bug fixes are no longer provided by the project according to published lifecycle data.
Upgrade options
Newer supported Varnish Cache version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.
You are on Varnish Cache 2.1
End of lifeEOL 24 March 2010
Supported upgrade options
- Varnish Cache 6.0Upgrade planner →Supported· 4 major versions newer
- Varnish Cache 9.0Upgrade planner →SupportedEOL 16 March 2027· ~203 months more support· 7 major versions newer
- Varnish Cache 8.0Upgrade planner →SupportedEOL 15 September 2026· ~197 months more support· 6 major versions newer
Security
Advisories affecting Varnish Cache 2.1 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.
- Known vulnerabilities
- 1
- Known exploited
- 0
- Highest CVSS
- —
- CVE-2025-30346
- Affected:
- <7.6.2
- Fixed in:
- 7.6.2
- Source:
- OSV source · Advisory
Latest release
2.1.5
Released 24 Jan 2011 · stable
https://github.com/varnishcache/varnish-cache/releases/tag/varnish-2.1.5Previous releases
2.1.4
21 Oct 2010
2.1.3
28 Jul 2010
2.1.2
5 May 2010
Release history
6 concrete releases tracked for this line.
Release activity
- Total releases
- 6
- Last 30 days
- 0
- Last 90 days
- 0
- Avg. interval
- ~61 days
- Most recent
- 24 Jan 2011
Should I use this version?
Not recommended for new deployments
Upgrade to a currently supported release line. Recommended target: Varnish Cache 6.0.
Version comparison
Compact comparison against the nearest relevant release lines.
Sources
Where this information comes from.
Lifecycle sources
- Vinyl Cache / Varnish Releasesfirst party · high confidence
Official source: https://vinyl-cache.org/releases/
Last verified 2 Sept 2026
- CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
- NVD (NIST)first party
Official source: https://nvd.nist.gov
Verification time not recorded
- OSV.devfirst party
Official source: https://osv.dev
Verification time not recorded
Release sources
- Vinyl Cache / Varnish Releasesfirst party · high confidence
Official source: https://vinyl-cache.org/releases/
Last verified 2 Sept 2026
- Varnish Cache GitHub Tagsfirst party
Official source: https://github.com/varnishcache/varnish-cache/tags
Verification time not recorded
Data coverage
Last checked = last successful upstream check. Latest source update = when upstream content last changed.
- Releases tracked
- 6
- Lifecycle periods
- 1
- EOL
- Known
- Provenance records
- 2
- Data last checked
- 2 Sept 2026
- Latest source update
- 2 Sept 2026