# thingsboard v4.2.1.2 — ThingsBoard 4.2.1.2 Release

- Product: thingsboard (https://whatsnew.fyi/product/thingsboard)
- Vendor: thingsboard
- Date: 2026-02-03
- Version: v4.2.1.2
- Original notes: https://github.com/thingsboard/thingsboard/releases/tag/v4.2.1.2
- Permalink: https://whatsnew.fyi/product/thingsboard/releases/v4.2.1.2

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **security** — Fixed CVE-2025-68973, CVE-2025-6020, CVE-2025-13601, CVE-2025-69420, CVE-2026-21945, CVE-2025-69419 and CVE-2026-21932 for Docker images
- **security** — Fixed CVE-2026-22610
- **security** — Fixed CVE-2025-15284
- **added** — Added Redis ACL (username) authentication support
- **fixed** — Fixed invalid finish ts for jobs with zero tasks in task manager
- **fixed** — Fixed entity data query for sysadmin
- **fixed** — Fixed partition cleanup for non-public PostgreSQL schemas
- **fixed** — Fixed SMS usage state when disabled in tenant profile
- **fixed** — Fixed unnecessary database updates for disabled users during failed login
- **fixed** — Fixed NPE for LwM2M client context after reboot
- **fixed** — Fixed CoAP Unicast/Multicast MID Conflict and Silent ACK Rejection
- **fixed** — Fixed LwM2M bootstrap toggle not persisting Add Bootstrap config button state
- **fixed** — Fixed map action panel hide when switching to another data layer
- **fixed** — Fixed opening tenant profile autocomplete when Create new button is clicked
- **fixed** — Fixed country autocomplete autofill and improved validation
- **fixed** — Fixed missing '%' character in alias help text
- **fixed** — Fixed padding in Range Chart and Bar Chart with label widgets when overlay enabled
- **fixed** — Fixed errors when public user views alarm comments

<!-- Release notes generated using configuration in .github/release.yml at release-4.2 -->

##### What's Changed

###### Security
* Fixed CVE-2025-68973, CVE-2025-6020, CVE-2025-13601, CVE-2025-69420, CVE-2026-21945, CVE-2025-69419 and CVE-2026-21932 for Docker images by @ViacheslavKlimov and @smatvienko-tb
* Fixed CVE-2026-22610 by @vvlladd28 in https://github.com/thingsboard/thingsboard/pull/14865
* Fixed CVE-2025-15284 by @vvlladd28 in https://github.com/thingsboard/thingsboard/pull/14729

###### Core & Rule Engine
* Added Redis ACL (username) authentication support by @AndriiLandiak in https://github.com/thingsboard/thingsboard/pull/14743
* Fixed invalid finish ts for jobs with zero tasks in task manager by @ViacheslavKlimov in https://github.com/thingsboard/thingsboard/pull/14728
* Fixed entity data query for sysadmin by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14564
* Fixed partition cleanup for non-public PostgreSQL schemas by @AndriiLandiak in https://github.com/thingsboard/thingsboard/pull/14631
* Fixed SMS usage state when disabled in tenant profile by @dashevchenko in https://github.com/thingsboard/thingsboard/pull/14792
* Fixed unnecessary database updates for disabled users during failed login by @AndriiLandiak in https://github.com/thingsboard/thingsboard/pull/14751

###### Transport
* Fixed NPE for LwM2M client context after reboot by @nickAS21 in https://github.com/thingsboard/thingsboard/pull/14645
* Fixed CoAP Unicast/Multicast MID Conflict and Silent ACK Rejection by @nickAS21 in https://github.com/thingsboard/thingsboard/pull/14748

###### UI
* Fixed LwM2M bootstrap toggle not persisting "Add Bootstrap config" button state by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14614
* Fixed map action panel hide when switching to another data layer by @vvlladd28 in https://github.com/thingsboard/thingsboard/pull/14746
* Fixed opening tenant profile autocomplete when "Create new" button is clicked by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14804
* Fixed country autocomplete autofill and improved validation by @vvlladd28 in https://github.com/thingsboard/thingsboard/pull/14802
* Fixed missing '%' character in alias help text by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14903
* Fixed padding in Range Chart and Bar Chart with label widgets when overlay enabled by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14895
* Fixed errors when public user views alarm comments by @mtsymbarov-del in https://github.com/thingsboard/thingsboard/pull/14922

**Full Changelog**: https://github.com/thingsboard/thingsboard/compare/v4.2.1.1...v4.2.1.2