Symfony 5.4.7 has just been released.
Here is the list of the most important changes since 5.4.6:

bug #45906 [HttpClient] on redirections don’t send content related request headers (@xabbuh)
bug #45714 [Messenger] Fix cannot select FOR UPDATE from view on Oracle (@rjd22)
bug #45905 [TwigBridge] Fix the build (@wouterj)
bug #45888 [Messenger] Add mysql indexes back and work around deadlocks using soft-delete (@nicolas-grekas)
bug #45890 [PropertyInfo] PhpStanExtractor namespace missmatch issue (@Korbeil)
bug #45897 [TwigBridge] fix bootstrap_3_layout ChoiceType’s expanded label_html (@ytilotti)
bug #45891 [HttpClient] Fix exporting objects with readonly properties (@nicolas-grekas)
bug #45875 [ExpressionLanguage] Fix matches when the regexp is not valid (@fabpot)
bug #44996 [RateLimiter] Always store SlidingWindows with an expiration set (@Seldaek)
bug #45870 [Validator] Fix File constraint invalid max size exception message (@fancyweb)
bug #45851 [Console] Fix exit status on uncaught exception with negative code (@acoulton)
bug #45733 [Validator] fix #43345 @AssertDivisibleBy (@CharlyPoppins)
bug #45791 [Translation] [LocoProvider] Add content-type for POST translations (@Tomasz Kusy)
bug #45840 [Translation] Fix locales format in CrowdinProvider (@ossinkine)
bug #45491 [DoctrineBridge] Allow to use a middleware instead of DbalLogger (@l-vo)
bug #45839 [Translation] Fix intersect in TranslatorBag (@ossinkine)
bug #45838 [Serializer] Fix denormalizing union types (@T-bond)
bug #45808 [Security] Fixed TOCTOU in RememberMe cache token verifier (@Ivan Kurnosov)
bug #45816 [Mailer] Preserve case of headers (@nicolas-grekas)
bug #45787 [FrameworkBundle] Fix exit codes in debug:translation command (@gndk)
bug #45789 [Config] Fix using null values with config builders (@HypeMC)
bug #45814 [HttpClient] Let curl handle Content-Length headers (@nicolas-grekas)
bug #45813 [HttpClient] Move Content-Type after Content-Length (@nicolas-grekas)
bug #45737 [Lock] SemaphoreStore catching exception from sem_get (@Triplkrypl)
bug #45690 [Mailer] Use recipients in sendmail transport (@HypeMC)
bug #45720 [PropertyInfo] strip only leading when unknown docType (@EmilMassey)
bug #45764 [RateLimiter] Fix rate serialization for long intervals (monthly and yearly) (@smelesh)
bug #45684 [Serializer] Fix nested deserialization_path computation when there is no metadata for the attribute (@fancyweb)
bug #44915 [Console] Fix compact table style to avoid outputting a leading space (@Seldaek)
bug #45691 [Mailer] fix: stringify from address for ses+api transport (@everyx)
bug #45696 Make FormErrorIterator generic (@VincentLanglet)
bug #45676 [Process] Don’t return executable directories in PhpExecutableFinder (@fancyweb)
bug #45564 [symfony/mailjet-mailer] Fix invalid mailjet error managment (@alamirault, @fancyweb)
bug #45697 [Security] Fix return value of NullToken::getUser() (@chalasr)
bug #45719 typehint of DkimOptions algorithm wrong (@markusramsak)
bug #45702 [Form] Fix the usage of the Valid constraints in array-based forms (@stof)
bug #45677 [DependencyInjection] fix ServiceSubscriberTrait bug where parent has __call() (@kbond)
bug #45678 [HttpClient] Fix reading proxy settings from dotenv when curl is used (@nicolas-grekas)
bug #45675 [Runtime] Fix passing $debug parameter to ErrorHandler (@Kocal)
bug #45629 [FrameworkBundle] Fix container:lint and #[Autoconfigure(binds: …)] failing (@LANGERGabrielle)
bug #45671 [FrameworkBundle] Ensure container is reset between tests (@nicolas-grekas)
bug #45572 [HttpKernel] fix using Target attribute with controller arguments (@kbond)

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