Re: [ANNOUNCE] Release Apache Log4j 2.26.1

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Thanks

On Wed, Jun 24, 2026 at 5:02=E2=80=AFPM Gary Gregory <[email protected]=
m> wrote:

> Welcome aboard and good luck :) ! I'll be around to review an RC.
>
> Gary
>
> On Wed, Jun 24, 2026 at 4:13=E2=80=AFAM Ramanathan Muthu
> <[email protected]> wrote:
> >
> > This is a discussion regarding the release of patch version
> >
> > I propose cutting an Apache Log4j *2.26.1* patch release.
> >
> > *Volkan (vy) *will assist me wherever PMC privileges are needed.
> >
> > The milestone for this release is here:
> > Milestone #27 <https://github.com/apache/logging-log4j2/milestone/27>
> >
> > The planned fixes for this release are:
> >
> >    - Fix "Identity Malfunction" in ThrowableStackTraceRenderer by
> >    using IdentityHashMap for metadata caching. This prevents
> >    ArrayIndexOutOfBoundsException and NullPointerException
> >    when encountering exceptions with custom equals() or
> >    unstable hashCode() implementations. (Issue #3933
> >    <https://github.com/apache/logging-log4j2/issues/3933>, PR #4143
> >    <https://github.com/apache/logging-log4j2/pull/4143>, PR #4133
> >    <https://github.com/apache/logging-log4j2/pull/4133>).
> >    - Fix resource leaks in ConfigurationSource when loading
> >    configurations via URL. (PR #4127
> >    <https://github.com/apache/logging-log4j2/pull/4127>)
> >    - Fix DatePatternConverter locale parsing when the timezone
> >    is omitted. (Issue #4129
> >    <https://github.com/apache/logging-log4j2/issues/4129>, PR #4130
> >    <https://github.com/apache/logging-log4j2/pull/4130>)
> >    - Improve logging for LinkageError and Disruptor
> >    initialization failures to provide better diagnostics.
> >    (Issue #2250 <https://github.com/apache/logging-log4j2/issues/2250>,
> PR
> >    #4124 <https://github.com/apache/logging-log4j2/pull/4124>, PR #4134
> >    <https://github.com/apache/logging-log4j2/pull/4134>)
> >    - Fix RollingFileAppender with createOnDemand=3D"true" to
> >    prevent the eager creation of parent directories when no
> >    logs are being written. (Issue #2006
> >    <https://github.com/apache/logging-log4j2/issues/2006>, PR #4072
> >    <https://github.com/apache/logging-log4j2/pull/4072>)
> >    - Fix KafkaAppender retry logic to prevent reporting spurious
> >    errors to the error handler after a successful retry. (Issue #4125
> >    <https://github.com/apache/logging-log4j2/pull/4125>)
> >    - Fix encoding of MSGID and SD-ID fields of
> >    StructuredDataMessage to XML. (PR #4136
> >    <https://github.com/apache/logging-log4j2/pull/4136>)
> >
> > Please let me know if there are any
> > additional changes or concerns before
> > we proceed.
>

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