Memcached 1.4 lifecycle

Current status

unknownmedium

Lifecycle information for Memcached 1.4 is incomplete in the available first-party sources.

Security: 10 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.

Official lifecycle source: CISA Known Exploited Vulnerabilities

Support phase: unknown
End of life: Not officially published
Latest release: 1.4.39
Released: —

At a glance

Version line: 1.4
Initial release: —
Lifecycle phase: unknown
Latest stable: 1.4.39
Latest release date: —
EOL: Not officially published
Risk: medium
Releases tracked: 40

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 Memcached 1.4 is incomplete in the available first-party sources.

Security

Advisories affecting Memcached 1.4 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.

Known vulnerabilities: 10
Known exploited: 0
Highest CVSS: —

CVE-2026-47784
Affected:
<1.6.42
Fixed in:
1.6.42
Source:
OSV source · Advisory
CVE-2026-47783
Affected:
<1.6.42
Fixed in:
1.6.42
Source:
OSV source · Advisory
CVE-2023-46853
Affected:
<1.6.22
Fixed in:
1.6.22
Source:
OSV source · Advisory
CVE-2023-46852
Affected:
<1.6.22
Fixed in:
1.6.22
Source:
OSV source · Advisory
CVE-2019-11596
Affected:
<1.5.14
Fixed in:
1.5.14
Source:
OSV source · Advisory
CVE-2018-1000127
Affected:
<1.4.37
Fixed in:
1.4.37
Source:
OSV source · Advisory
CVE-2017-9951
Affected:
<=1.4.38
Source:
OSV source · Advisory
CVE-2016-8706
Affected:
<=1.4.31
Source:
OSV source · Advisory
CVE-2016-8705
Affected:
<=1.4.31
Source:
OSV source · Advisory
CVE-2016-8704
Affected:
<=1.4.31
Source:
OSV source · Advisory

Latest release

1.4.39

Released — · stable

https://github.com/memcached/memcached/releases/tag/1.4.39

Previous releases

1.4.38
—
1.4.37
—
1.4.36
—

Release history

40 concrete releases tracked for this line.

Version	Release date	Channel	Source
1.4.39	—	stable	Source
1.4.38	—	stable	Source
1.4.37	—	stable	Source
1.4.36	—	stable	Source
1.4.35	—	stable	Source
1.4.34	—	stable	Source
1.4.33	—	stable	Source
1.4.32	—	stable	Source
1.4.31	—	stable	Source
1.4.30	—	stable	Source
1.4.29	—	stable	Source
1.4.28	—	stable	Source
1.4.27	—	stable	Source
1.4.26	—	stable	Source
1.4.25	—	stable	Source
1.4.24	—	stable	Source
1.4.23	—	stable	Source
1.4.22	—	stable	Source
1.4.21	—	stable	Source
1.4.20	—	stable	Source
1.4.19	—	stable	Source
1.4.18	—	stable	Source
1.4.17	—	stable	Source
1.4.16	—	stable	Source
1.4.15	—	stable	Source

Release activity

Total releases: 40
Last 30 days: 0
Last 90 days: 0

Should I use this version?

Lifecycle status unclear

CompatHub does not currently have a clear support status for Memcached 1.4.

Version comparison

Compact comparison against the nearest relevant release lines.

	1.4	1.5
Status	unknown	unknown
Latest release	1.4.39	1.5.22
EOL	Not published	Not published
Risk	medium	medium

Sources

Where this information comes from.

Lifecycle sources

CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
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

Release sources

Memcached GitHub Tagsfirst party
Official source: https://github.com/memcached/memcached/tags
Verification time not recorded

Data coverage

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

Releases tracked: 40
Lifecycle periods: 0
EOL: Not officially published
Provenance records: 0
Data last checked: 1 Sept 2026
Latest source update: 1 Sept 2026