Symfony has published version 7.4.16, tagged on August 7th by project lead Fabien Potencier. This is a maintenance release focusing on stability and correctness across the framework's component library.
The changelog contains a substantial list of fixes. The DependencyInjection component received multiple corrections, addressing issues with partially-configured shared services, lazy proxy instantiation, ParameterBag state clearing, and the #[Autoconfigure] and #[Lazy] attributes. The Serializer component saw fixes for union type handling and FILTER_BOOL denormalization, while the ObjectMapper resolved issues with nested mapping and metadata handling.
Compatibility improvements are a key theme: DoctrineBridge now works with DBAL versions below 4.5, Cache and Messenger components restored compatibility with ext-redis 5, and TwigBridge plus WebProfilerBundle fixed compatibility with Twig 4. The Translation component received corrections for PO file handling and the Lokalise provider, along with updated translations for Slovak, Lithuanian, and Serbian.
Other notable fixes include RateLimiter burst size capping, UriSigner expiration handling in HttpFoundation, cache clearing race conditions in FrameworkBundle, and CID reference handling in the Mime and Mailer components. Nineteen contributors participated in the 7.4.16 release.
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