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Update Log4J version to fix CVE #636

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Update Log4J version to fix CVE #636

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10 changes: 5 additions & 5 deletions aws-lambda-java-log4j2/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -12,22 +12,22 @@ Example for Maven pom.xml
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-lambda-java-log4j2</artifactId>
<version>1.6.4</version>
<version>1.6.5</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.25.4</version>
<version>2.25.5</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-api</artifactId>
<version>2.25.4</version>
<version>2.25.5</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-layout-template-json</artifactId>
<version>2.25.4</version>
<version>2.25.5</version>
</dependency>
....
</dependencies>
Expand Down Expand Up @@ -75,7 +75,7 @@ If you are using the [John Rengelman](https://github.com/johnrengelman/shadow) G

dependencies{
...
implementation group: 'com.amazonaws', name: 'aws-lambda-java-log4j2', version: '1.6.4'
implementation group: 'com.amazonaws', name: 'aws-lambda-java-log4j2', version: '1.6.5'
implementation group: 'org.apache.logging.log4j', name: 'log4j-core', version: log4jVersion
implementation group: 'org.apache.logging.log4j', name: 'log4j-api', version: log4jVersion
}
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3 changes: 3 additions & 0 deletions aws-lambda-java-log4j2/RELEASE.CHANGELOG.md
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@@ -1,4 +1,7 @@
### May 19, 2026
`1.6.5`:
- Updated `log4j-core` and `log4j-api` dependencies to `2.25.5`

`1.6.4`:
- Fix regression in `1.6.3`

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2 changes: 1 addition & 1 deletion aws-lambda-java-log4j2/pom.xml
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Expand Up @@ -37,7 +37,7 @@
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<log4j.version>2.25.4</log4j.version>
<log4j.version>2.25.5</log4j.version>
<junit-jupiter.version>5.12.2</junit-jupiter.version>
</properties>

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2 changes: 1 addition & 1 deletion lambda-integration-tests/log4j2-test-function/pom.xml
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Expand Up @@ -17,7 +17,7 @@
<maven.compiler.source>21</maven.compiler.source>
<maven.compiler.target>21</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<log4j.version>2.25.4</log4j.version>
<log4j.version>2.25.5</log4j.version>

@darklight3it darklight3it Aug 19, 2026

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To be super sure we can do that after.

@Stefan9283 Stefan9283 Aug 20, 2026

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Looks like it passed with the version bump.

</properties>

<dependencies>
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