Fastify 0.19 lifecycle
Current status
Fastify 0.19 is currently in standard support.
Security: 6 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.
Official lifecycle source: Fastify npm releases
- Support phase
- standard support
- End of life
- Not officially published
- Latest release
- 0.19.0
- Released
- 17 May 2017
At a glance
- Version line
- 0.19
- Initial release
- 17 May 2017
- Lifecycle phase
- standard support
- Latest stable
- 0.19.0
- Latest release date
- 17 May 2017
- EOL
- Not officially published
- Risk
- low
- Releases tracked
- 2
Lifecycle timeline
Phases from published LifecyclePeriod records. Missing phases are not inferred.
Release
17 May 2017
standard supportcurrent
17 May 2017 → —
Source: Fastify npm releases
Fastify 0.19 is currently in standard support.
Upgrade options
Newer supported Fastify version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.
You are on Fastify 0.19
Supported
Supported upgrade options
- Fastify 5Upgrade planner →Supported· 5 major versions newer
- Fastify 4Upgrade planner →Supported· 4 major versions newer
- Fastify 3Upgrade planner →Supported· 3 major versions newer
Security
Advisories affecting Fastify 0.19 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.
- Known vulnerabilities
- 6
- Known exploited
- 0
- Highest CVSS
- —
- CVE-2026-18504GHSA-w2qp-rph6-63g4
fastify vulnerable to schema validation bypass via root primitive coercion mismatch
- Affected:
- <5.12.1
- Fixed in:
- 5.12.1
- Source:
- OSV source · Advisory
- CVE-2026-3635GHSA-444r-cwp2-x5xf
fastify: request.protocol and request.host Spoofable via X-Forwarded-Proto/Host from Untrusted Connections
- Affected:
- <5.8.3
- Fixed in:
- 5.8.3
- Source:
- OSV source · Advisory
- CVE-2026-25224GHSA-mrq3-vjjr-p77c
Fastify Vulnerable to DoS via Unbounded Memory Allocation in sendWebStream
- Affected:
- <5.7.3
- Fixed in:
- 5.7.3
- Source:
- OSV source · Advisory
- CVE-2026-25223GHSA-jx2c-rxcm-jvmq
Fastify's Content-Type header tab character allows body validation bypass
- Affected:
- <5.7.2
- Fixed in:
- 5.7.2
- Source:
- OSV source · Advisory
- CVE-2020-8192GHSA-xw5p-hw6r-2j98
Denial of service in fastify
- Affected:
- <2.15.1
- Fixed in:
- 2.15.1
- Source:
- OSV source · Advisory
- CVE-2018-3711GHSA-mq6c-fh97-4gwv
Denial of Service vulnerability with large JSON payloads in fastify
- Affected:
- <0.38.0
- Fixed in:
- 0.38.0
- Source:
- OSV source · Advisory
Latest release
Previous releases
0.19.1
19 May 2017
Release history
2 concrete releases tracked for this line.
Release activity
- Total releases
- 2
- Last 30 days
- 0
- Last 90 days
- 0
- Most recent
- 17 May 2017
Should I use this version?
Suitable for new deployments
Fastify 0.19 is currently supported (standard support).
Version comparison
Compact comparison against the nearest relevant release lines.
Sources
Where this information comes from.
Lifecycle sources
- Fastify npm releasesfirst party · high confidence
Official source: https://www.npmjs.com/package/fastify
Last verified 2 Sept 2026
- OSV.devfirst party
Official source: https://osv.dev
Verification time not recorded
- NVD (NIST)first party
Official source: https://nvd.nist.gov
Verification time not recorded
- CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
Release sources
- Fastify npm releasesfirst party · high confidence
Official source: https://www.npmjs.com/package/fastify
Last verified 2 Sept 2026
Data coverage
Last checked = last successful upstream check. Latest source update = when upstream content last changed.
- Releases tracked
- 2
- Lifecycle periods
- 1
- EOL
- Not officially published
- Provenance records
- 2
- Data last checked
- 2 Sept 2026
- Latest source update
- 2 Sept 2026
EOL: Not officially published