Maven Repository: org.apache.logging.log4j » log4j-core

Apache Log4j Core » 2.6.2

Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.

License	Apache 2.0
Categories	Logging Frameworks
Tags	lmax logging log4j apache
Date	Jul 06, 2016
Files	pom (17 KB) jar (1.1 MB) View All
Repositories	Central Cloudera Pub Kyligence Public Mulesoft Terrestris
Ranking	#51 in MvnRepository (See Top Artifacts) #6 in Logging Frameworks
Used By	12,876 artifacts
Vulnerabilities	Direct vulnerabilities: CVE-2021-45105 CVE-2021-45046 CVE-2021-44832 CVE-2021-44228 CVE-2020-9488 CVE-2017-5645 View 3 more ... Vulnerabilities from dependencies: CVE-2025-52999 CVE-2025-49128 CVE-2024-47554 CVE-2024-25710 CVE-2024-12801 CVE-2024-12798 CVE-2023-6378 CVE-2022-42004 CVE-2022-42003 CVE-2022-41853 CVE-2022-40152 CVE-2022-23307 CVE-2022-23305 CVE-2022-23302 CVE-2022-23221 CVE-2021-42550 CVE-2021-42392 CVE-2021-4104 CVE-2021-36090 CVE-2021-35517 CVE-2021-35516 CVE-2021-35515 CVE-2021-29425 CVE-2021-20190 CVE-2020-9548 CVE-2020-9547 CVE-2020-8840 CVE-2020-36518 CVE-2020-36189 CVE-2020-36188 CVE-2020-36187 CVE-2020-36186 CVE-2020-36185 CVE-2020-36184 CVE-2020-36183 CVE-2020-36182 CVE-2020-36181 CVE-2020-36180 CVE-2020-36179 CVE-2020-35728 CVE-2020-35491 CVE-2020-35490 CVE-2020-25649 CVE-2020-24750 CVE-2020-24616 CVE-2020-17521 CVE-2020-15250 CVE-2020-10673 CVE-2020-10650 CVE-2019-20330 CVE-2019-17571 CVE-2019-17531 CVE-2019-17267 CVE-2019-16943 CVE-2019-16942 CVE-2019-16335 CVE-2019-14892 CVE-2019-14540 CVE-2019-14439 CVE-2019-14379 CVE-2019-12814 CVE-2019-12384 CVE-2019-12086 CVE-2018-8088 CVE-2018-7489 CVE-2018-5968 CVE-2018-19362 CVE-2018-19361 CVE-2018-19360 CVE-2018-14721 CVE-2018-14720 CVE-2018-14719 CVE-2018-14718 CVE-2018-1324 CVE-2018-12023 CVE-2018-12022 CVE-2018-11771 CVE-2018-11307 CVE-2017-7525 CVE-2017-5929 CVE-2017-17485 CVE-2017-15095 CVE-2016-7051 CVE-2016-6814 CVE-2016-2510 View 82 more ...

License

Apache 2.0

Tags

lmax logging log4j apache

Date

Jul 06, 2016

Files

pom (17 KB) jar (1.1 MB) View All

Repositories

Central Cloudera Pub Kyligence Public Mulesoft Terrestris

Ranking

#51 in MvnRepository (See Top Artifacts)
#6 in Logging Frameworks

Used By

12,876 artifacts

Vulnerabilities

Direct vulnerabilities:
CVE-2021-45105
CVE-2021-45046
CVE-2021-44832
View 3 more ...
Vulnerabilities from dependencies:
CVE-2025-52999
CVE-2025-49128
CVE-2024-47554
View 82 more ...

Note: There is a new version for this artifact

New Version	3.0.0-beta3

New Version

3.0.0-beta3

Maven
Gradle
SBT
Mill
Ivy
Grape
Leiningen
Buildr

Scope:

<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-core</artifactId>
    <version>2.6.2</version>
</dependency>

Scope:

Format:

implementation("org.apache.logging.log4j:log4j-core:2.6.2")

Scope:

libraryDependencies += "org.apache.logging.log4j" % "log4j-core" % "2.6.2"

Scope:

ivy"org.apache.logging.log4j:log4j-core:2.6.2"

Scope:

<dependency org="org.apache.logging.log4j" name="log4j-core" rev="2.6.2"/>

Scope:

@Grapes(
    @Grab(group='org.apache.logging.log4j', module='log4j-core', version='2.6.2')
)

Scope:

[org.apache.logging.log4j/log4j-core "2.6.2"]

Scope:

'org.apache.logging.log4j:log4j-core:jar:2.6.2'

Include backlinks

Compile Dependencies (14)

Category/License	Group / Artifact	Version	Updates
JSON Lib Apache 2.0	com.fasterxml.jackson.core » jackson-core (optional) 2 vulnerabilities	2.7.5	2.19.1
JSON Lib Apache 2.0	com.fasterxml.jackson.core » jackson-databind (optional) 54 vulnerabilities	2.7.5	2.19.1
YAML Apache 2.0	com.fasterxml.jackson.dataformat » jackson-dataformat-yaml (optional)	2.7.5	2.19.1
XML Processing Apache 2.0	com.fasterxml.jackson.dataformat » jackson-dataformat-xml (optional) 1 vulnerability	2.7.5	2.19.1
XML Processing Apache 2.0	com.fasterxml.woodstox » woodstox-core (optional) 1 vulnerability	5.0.2	7.1.1
Concurrency Apache 2.0	com.lmax » disruptor (optional)	3.3.4	4.0.0
Mail Client EDL 1.0EPL 2.0GPL	com.sun.mail » javax.mail (optional)	1.5.5	2.0.1
Compression Apache 2.0	org.apache.commons » commons-compress (optional) 7 vulnerabilities	1.12	1.27.1
CSV Apache 2.0	org.apache.commons » commons-csv (optional)	1.4	1.14.0
Message Queue Client Apache 2.0	org.apache.kafka » kafka-clients (optional)	0.9.0.1	4.0.0
Logging Apache 2.0	org.apache.logging.log4j » log4j-api	2.6.2	2.25.1
JPA EDL 1.0EPL 1.0	org.eclipse.persistence » javax.persistence (optional)	2.1.0	2.2
Console Apache 2.0	org.fusesource.jansi » jansi (optional)	1.13	2.4.2
Message Queue Client MPL 2.0	org.zeromq » jeromq (optional)	0.3.5	0.6.0

Provided Dependencies (2)

Category/License		Group / Artifact	Version	Updates
Message Queue Client EPL 2.0		org.jboss.spec.javax.jms » jboss-jms-api_1.1_spec (optional)	1.0.1.Final	2.0.0.Final
OSGi Apache 2.0		org.osgi » org.osgi.core	4.3.1	8.0.0

Category/License

Group / Artifact

Version

Updates

Message Queue Client
EPL 2.0

org.jboss.spec.javax.jms » jboss-jms-api_1.1_spec (optional)

1.0.1.Final

2.0.0.Final

OSGi
Apache 2.0

org.osgi » org.osgi.core

4.3.1

8.0.0

Test Dependencies (27)

Category/License	Group / Artifact	Version	Updates
Logging EPL 1.0LGPL 2.1	ch.qos.logback » logback-core 5 vulnerabilities	1.1.7	1.5.18
Logging EPL 1.0LGPL 2.1	ch.qos.logback » logback-classic 2 vulnerabilities	1.1.7	1.5.18
Profilers Apache 2.0	com.google.code.java-allocation-instrumenter » java-allocation-instrumenter	3.0.1	3.3.4
Embedded SQL DB EPL 1.0MPL 2.0	com.h2database » h2 2 vulnerabilities	1.3.176	2.3.232
Base64 Apache 2.0	commons-codec » commons-codec	1.10	1.18.0
I/O Apache 2.0	commons-io » commons-io 2 vulnerabilities	2.5	2.19.0
Logging Apache 2.0	commons-logging » commons-logging	1.2	1.3.5
DNS Lib Apache 2.0	javax.jmdns » jmdns	3.4.1	3.6.1
Testing EPL 2.0	junit » junit 1 vulnerability	4.12	5.13.3
Logging Apache 2.0	log4j » log4j 5 vulnerabilities	1.2.17	2.25.1
Testing Apache 2.0	net.javacrumbs.json-unit » json-unit	1.5.5	4.1.1
JVM Languages Apache 2.0	org.apache-extras.beanshell » bsh 1 vulnerability	2.0b5	2.1.1
Message Broker Apache 2.0	org.apache.activemq » activemq-broker	5.13.3	6.1.7
Core Utils Apache 2.0	org.apache.commons » commons-lang3	3.4	3.18.0
OSGi Framework Apache 2.0	org.apache.felix » org.apache.felix.framework	4.6.1	7.0.5
Logging Apache 2.0	org.apache.logging.log4j » log4j-api	2.6.2	2.25.1
JVM Languages Apache 2.0	org.codehaus.groovy » groovy-all 2 vulnerabilities	2.4.5	4.0.27
Mocking Apache 2.0	org.easymock » easymock	3.4	5.6.0
OSGi EPL 2.0	org.eclipse.osgi » org.eclipse.osgi	3.7.1	3.23.100
JPA EDL 1.0EPL 2.0	org.eclipse.persistence » org.eclipse.persistence.jpa	2.6.0	4.0.7
Testing BSD 3-clause	org.hamcrest » hamcrest-all	1.3	3.0
Application Metrics BSD 2-clauseCC0 1.0	org.hdrhistogram » HdrHistogram	2.1.8	2.2.2
Embedded SQL DB	org.hsqldb » hsqldb 1 vulnerability	2.3.3	2.7.4
Mocking Apache 2.0	org.mockejb » mockejb	0.6-beta2	✔
Logging MIT	org.slf4j » slf4j-api	1.7.21	2.0.17
Logging MIT	org.slf4j » slf4j-ext 1 vulnerability	1.7.21	2.0.17
Compression	org.tukaani » xz	1.5	1.10

Licenses

License	URL
The Apache Software License, Version 2.0	http://www.apache.org/licenses/LICENSE-2.0.txt

License

URL

The Apache Software License, Version 2.0

http://www.apache.org/licenses/LICENSE-2.0.txt

Developers

Name	Email	Dev Id	Roles	Organization
Ralph Goers	rgoers<at>apache.org	rgoers	PMC Member	Nextiva
Gary Gregory	ggregory<at>apache.org	ggregory	PMC Member	Rocket Software
Scott Deboy	sdeboy<at>apache.org	sdeboy	PMC Member
Remko Popma	rpopma<at>apache.org	rpopma	PMC Member
Nick Williams	nickwilliams<at>apache.org	nickwilliams	PMC Member
Matt Sicker	mattsicker<at>apache.org	mattsicker	PMC Member	Peapod
Bruce Brouwer	bruce.brouwer<at>gmail.com	bbrouwer	Committer
Mikael Ståldal	mikes<at>apache.org	mikes	PMC Member	Magine TV

Name

Dev Id

Roles

Organization

Ralph Goers

rgoers<at>apache.org

rgoers

PMC Member

Nextiva

Gary Gregory

ggregory<at>apache.org

ggregory

PMC Member

Rocket Software

Scott Deboy

sdeboy<at>apache.org

sdeboy

PMC Member

Remko Popma

rpopma<at>apache.org

rpopma

PMC Member

Nick Williams

nickwilliams<at>apache.org

nickwilliams

PMC Member

Matt Sicker

mattsicker<at>apache.org

mattsicker

PMC Member

Peapod

Bruce Brouwer

bruce.brouwer<at>gmail.com

bbrouwer

Committer

Mikael Ståldal

mikes<at>apache.org

mikes

PMC Member

Magine TV

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Pro Apache Log4j (2005)
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The Complete Log4j Manual
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by Samudra Gupta

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Apache Log4j Core » 2.6.2

Compile Dependencies (14)

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Test Dependencies (27)

Licenses

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