Symfony 7.3 includes many small improvements aimed at making developers' lives easier and more productive. This blog post highlights some of the most useful DX (Developer Experience) features added in this release.
Collect All Twig Deprecations… https://symfony.com/blog/new-in-symfony-7-3-dx-improvements-part-1?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
Symfony 7.3 introduces several enhancements to the Validator component, focusing on developer experience, better configurability, and more expressive constraint definitions.
Allow to Disable Translation… https://symfony.com/blog/new-in-symfony-7-3-validator-improvements?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
Symfony 7.3 adds a new JsonStreamer component as a high-performance, low-memory JSON encoding and decoding utility. However, the Serializer component still has many valid use cases, even for JSON content, thanks to its rich feature set and flexibility. In… https://symfony.com/blog/new-in-symfony-7-3-serializer-improvements?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
Symfony 7.3.0-RC1 has just been released. This is a pre-release version of Symfony 7.3. If you want to test it in your own applications before its final release, run the following commands:
12 3 $ composer config minimum-stability… https://symfony.com/blog/symfony-7-3-0-rc1-released?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
This week, development activity focused on putting the final touches on Symfony 7.3 in preparation for its stable release next week. In addition, we published a security fix for a potential vulnerability in Symfony UX.
Symfony development highlights
Symfony's bridge packages integrate third-party services, such as mailers, notifiers, and translation providers, into Symfony applications. With more than 120 bridges available today, Symfony supports everything from major platforms like Google, Microsoft,… https://symfony.com/blog/new-in-symfony-7-3-new-bridges-and-improved-integrations?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
Symfony Messenger component keeps evolving to meet the needs of complex, modern applications. In Symfony 7.3, we're introducing several powerful features to it.
Run Process Using the Shell… https://symfony.com/blog/new-in-symfony-7-3-messenger-improvements?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
The Routing component provides an impressive list of features to map incoming URLs to your application code. Symfony 7.3 pushes it even further with a set of new features that improve developer experience.
Improved Route Attribute… https://symfony.com/blog/new-in-symfony-7-3-routing-improvements?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
Contributed by Mathias Arlaud in
51718
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Affected versions
Symfony UX symfony/ux-live-component and symfony/ux-twig-component versions <2.25.1 are affected by this security issue.
The issue has been fixed in the 2.25.1 version of these packages.
Description
Rendering {{ attributes }} or using… https://symfony.com/blog/symfony-ux-cve-2025-47946-unsanitized-html-attribute-injection-via-componentattributes?utm_source=Symfony%20Blog%20Feed&utm_medium=feed
