IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Kibana 8.15.2

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IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

Kibana 8.15.2

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The 8.15.2 release includes the following known issues, enhancements, and bug fixes.

Known issues

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PDF and PNG reports time out and fail with an invalid header error if server.protocol is set to http2

Details
If you’ve changed the server.protocol value to http2, PDF and PNG reports will fail when you export them from the dashboard, visualization, or Canvas workpad that you’re generating a report for.

Workaround
To temporarily resolve the issue, set server.protocol to http1.

Resolved
This issue is resolved in 8.17.9, 8.18.4, 8.19.0 and later.

Enhancements

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Elastic Security solution

For the Elastic Security 8.15.2 release information, refer to Elastic Security Solution Release Notes.

Fleet

Bumps maximum supported package spec version to 3.2 (#193574).

Kibana security

Adds a feature to add support for handling syslogs with unsupported message body (#192817).
Automatic Import now performs reproducible sampling from the list of log entries instead of just truncating them (#191598).
Adds support for Google Gemini, OpenAI, and Azure OpenAI connectors to Automatic Import (#191577).
Displays better error messages for issues with logs sample file upload in Automatic Import (#191310).

Bug fixes

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Alerting

Fixes error when saving a rule after toggling alerts filter properties on and off (#192522).

Dashboards

Fixes map layers that disappear from map panel when using session storage to continue editing a dashboard (#193629).

Discover

Fixes "View conflicts" button when a data view ID has special characters (#192374).

Elastic Observability solution

Fixes OpenTelemetry agent names (#193134).
Resolves an issue for multi-step browser journeys where timings for cached resources within the same step were inaccurate within the waterfall chart (#193089).
Updates parsing to skip replacing missing values in Synthetics monitors (#192662).

Elastic Security solution

For the Elastic Security 8.15.2 release information, refer to Elastic Security Solution Release Notes.

Fleet

Prevents extra agent_status call with empty policyId (#192549).
Sets correct title for Restart upgrade agent modal under agent list (#192536).

Kibana security

Stops removing message field for unstructured logs when using Automatic Import (#193678).
Integrations created using Automatic Import now indicate that they have been developed by the Community instead of Elastic (#193002).
Fixes issues with rendering the package manifest in Automatic Import (#192316).

Machine Learning

Fixes deletion in Check interval input for anomaly detection rule (#193420).
Fixes unnecessary ML services initialization during plugin setup (#193153).
Fixes link to anomaly detection wizard from pattern analysis in Discover (#192375).
Fixes an issue with the http_endpoint input config loading incorrectly in an Automatic Import workflow (#191964).

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