Patch release with the following bug fixes:

What's Changed

Core & Rule Engine

• Fixed redundant credentials update event and device reconnect on bulk import by @AndriiLandiak in https://github.com/thingsboard/thingsboard/pull/14211
• Added validation that prohibits last tenant admin deletion by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14235
• Fixed check of pre-provisioned devices by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14062
• Fixed firmware update when the OTA package has a URL instead of a file by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14179
• Fixed error when using resources and templatization with GitHub Models AI provider by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14209
• Fixed some tenant admins not displayed in related group with EDQS by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14245
• Fixed XSS vulnerability for some entities by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14457
• Fixed invalid alarm status subscription updates by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14487
• Fixed NPE when evaluating dynamic duration rules in device profile node by @dskarzh in https://github.com/thingsboard/thingsboard/pull/13836
• Improved support of customer-owned entities in customer attributes and change originator rule nodes by @dskarzh in https://github.com/thingsboard/thingsboard/pull/14244
• Updated AI models autocomplete options by @dskarzh in https://github.com/thingsboard/thingsboard/pull/14467
• Fixed incorrect CF calculation when same key is used across multiple arguments by @irynamatveieva in https://github.com/thingsboard/thingsboard/pull/14195
• Fixed timestamp handling for calculated field arguments with missing telemetry by @irynamatveieva in https://github.com/thingsboard/thingsboard/pull/14526
• Fixed processing of telemetry batch in calculated fields by @irynamatveieva in https://github.com/thingsboard/thingsboard/pull/14623
• Fixed last update ts handling for CF arguments by @ShvaykaD in https://github.com/thingsboard/thingsboard/pull/14499
• Fixed key dictionary race condition causing Hibernate to cache zero keyId in cluster mode by @ShvaykaD in https://github.com/thingsboard/thingsboard/pull/14536
• Improved task cancellation handling in task manager by @ViacheslavKlimov in https://github.com/thingsboard/thingsboard/pull/14264
• Fixed vulnerabilities by @ViacheslavKlimov in https://github.com/thingsboard/thingsboard/pull/14479
• Fixed and improved CF states restore by @ViacheslavKlimov in https://github.com/thingsboard/thingsboard/pull/14572
• Fixed Kafka topics cache by @ViacheslavKlimov in https://github.com/thingsboard/thingsboard/pull/14587

Transports

• Fixed occasional application startup failure due to SNMP transport init by @artem-barysh-dev in https://github.com/thingsboard/thingsboard/pull/14327
• Added ACK when Gateway connect goes wrong by @artem-barysh-dev in https://github.com/thingsboard/thingsboard/pull/14407
• Fixed firmware update by URL for LwM2M by @nickAS21 in https://github.com/thingsboard/thingsboard/pull/14241
• Fixed observe after reboot without unregistration for LwM2M by @nickAS21 in https://github.com/thingsboard/thingsboard/pull/14294
• Fixed NPE after reboot if sleep for LwM2M by @nickAS21 in https://github.com/thingsboard/thingsboard/pull/14403
• Fixed tb-node startup when MQTT SSL enabled but MQTT transport disabled by @smatvienko-tb in https://github.com/thingsboard/thingsboard/pull/14624

Edge

• Fixed customer unassignments in the dashboard during edge event processing by @MazurenkoNick in https://github.com/thingsboard/thingsboard/pull/14461
• Fixed events from different edges being mixed together in one queue by @MazurenkoNick in https://github.com/thingsboard/thingsboard/pull/14613
• Fixed dead Kafka consumer groups causing Edge sync failures by @volodymyr-babak in https://github.com/thingsboard/thingsboard/pull/14425
• Fixed infinite loop on Edge Kafka consumer commit failure by @volodymyr-babak in https://github.com/thingsboard/thingsboard/pull/14616

UI

• Fixed check connectivity request for AI models by @ArtemDzhereleiko in https://github.com/thingsboard/thingsboard/pull/14481
• Fixed TinyMCE out-positioned image source by @deaflynx in https://github.com/thingsboard/thingsboard/pull/14396
• Fixed JS module file encoding to include handling of special symbols by @DmytroKhylko in https://github.com/thingsboard/thingsboard/pull/14377
• Fixed filtering entity and alarm tables by @LeoMorgan113 in https://github.com/thingsboard/thingsboard/pull/14134
• Fixed validation for "Email" fields by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14022
• Added ability to access logout button when hide toolbar option is enabled on dashboard by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14048
• Fixed dialogs adjusting to the screen resolution by @mtsymbarov-del in

Full Changelog: https://github.com/thingsboard/thingsboard/compare/v4.2.1...v4.2.1.1