FAQ
In our FAQ section you will find quick and easy answers to questions about Solr for TYPO3.
Apache Solr for TYPO3 CMS
Is EXT:solr compatible with all TYPO3 versions?
EXT:solr supports the two latest TYPO3 LTS and two latest TYPO3 ELTS releases.
Each TYPO3 ELTS version requires specific EXT:solr and/or EXT:solr*-addons versions and always most recent Apache Solr version. Check the official EXT:solr Version-Matrix to confirm the compatibility with your TYPO3 version.
Where can I find support if I run into issues?
- Official documentation and release notes.
- TYPO3 Solr GitHub repository discussions.
- TYPO3 community forums and Slack channels.
What should I check before upgrading?
- Ensure backups are in place.
- Verify compatibility with TYPO3 and other extensions.
- Test updates in a staging environment before deploying to production.
Apache Solr for TYPO3 13.0.1 and 12.0.6 releases
What is the main purpose of the these releases?
The new releases introduce important security updates, fix bugs, improve documentation, and enhance compatibility with the latest versions of Apache Solr.
Why should I update to Apache Solr 9.8.0?
Apache Solr 9.8.0 includes a security fix for CVE-2025-24814, which prevents the loading of `jar` files via the `lib` directive, reducing the risk of unauthorized code execution.
What happens if I don’t update to the latest version?
Older versions may remain vulnerable to security risks, and you might miss out on bug fixes, performance improvements, and new features.
What is CVE-2025-24814, and how does it impact my setup?
CVE-2025-24814 is a security vulnerability related to the way Apache Solr loads external libraries. This update prevents automatic loading of `jar` files, requiring manual configuration.
How do I adapt my configuration after the `lib` directive removal?
You need to manually define libraries, modules, and plugins in your Solr main configuration files instead of relying on the deprecated `lib` directive.
What should I do if my configuration stops working after the update?
Check the updated documentation and release notes to ensure all required settings are correctly adjusted. If needed, reach out to the TYPO3 Solr community for support.
What new features are introduced in version 13.0.1 and 12.0.6?
- A timeframe filter for the statistics module (12.0.6).
- An event for modifying domains used for sites (13.0.1).
- Improved documentation and guidance for Apache Solr core creation.
How does the new timeframe filter in the statistics module work?
It allows users to analyze search data over specific time periods, helping with performance analysis and optimization.
How does the update affect custom autosuggest implementations?
If you’ve customized autosuggest functionality, review the latest implementation guidelines to ensure continued compatibility.
Are these releases compatible with all TYPO3 versions?
13.0.1 and 12.0.6 cover the current TYPO3 releases 13.4 LTS and 12.4 LTS.
New versions are also available for TYPO3 10 ELTS and TYPO3 11 ELTS, you can obtain these versions by concluding "Apache Solr EB für TYPO3 11 ELTS (Extended-1-1)" or "Apache Solr EB für TYPO3 10 ELTS (Extended-2-2)"
Do these updates affect Docker-based deployments?
Yes. The latest Docker image incorporates Apache Solr 9.8.0, requiring configuration adjustments to avoid issues with `jar` file loading.
Apache Solr
What is Apache Solr?
Apache Solr is an Open Source enterprise search server based on the Lucene Java library. Features of Apache Solr include XML / HTTP and JSON APIs, hit highlighting, faceted search, caching, replication, a web administration interface, and much more.
Can I use Apache Solr without having to worry about the technical setup and maintenance of the infrastructure?
There are various hosting providers on the market that offer simple use of Apache Solr in combination with EXT:solr.
With Hosted Solr, dkd also offers an easy-to-integrate, cloud-based solution for Apache Solr.