# MariaDB 10.6.27 Changelog

<a href="https://mariadb.com/downloads/community" class="button primary">Download</a> <a href="/pages/MrbsZ46Ugx4bPBCSR6gQ" class="button secondary">Release Notes</a> <a href="/pages/S4F2KDqcklM37NGhvVTI" class="button secondary">Changelog</a> <a href="/pages/YAt68pS41edDyVfCf4LP" class="button secondary">Overview of 10.6</a>

[<sup>*Alternate download from mariadb.org*</sup>](https://downloads.mariadb.org/mariadb/10.6.27/)

**Release date:** 27 May 2026

For the highlights of this release, see the [release notes](/docs/release-notes/community-server/10.6/10.6.27.md).

The revision number links will take you to the revision's page on GitHub. On [GitHub](https://github.com/MariaDB/server/tree/10.6) you can view more details of the revision and view diffs of the code modified in that revision.

* [Revision #b2050fdb4a](https://github.com/MariaDB/server/commit/b2050fdb4a) <sup>*<mark style="color:$info;">2026-05-23 12:31:36 +0200</mark>*</sup>
  * strengthen safe() in wsrep\_sst\_common, just in case
* [Revision #ed8404a73f](https://github.com/MariaDB/server/commit/ed8404a73f) <sup>*<mark style="color:$info;">2026-05-22 20:18:25 +0530</mark>*</sup>
  * MDEV-39721: wsrep\_notify.cc: reject shell-unsafe characters in joiner-supplied member fields
* [Revision #a9e2f7f648](https://github.com/MariaDB/server/commit/a9e2f7f648) <sup>*<mark style="color:$info;">2026-05-21 11:19:44 +0200</mark>*</sup>
  * MDEV-39676 disallow global.wsrep\_sst\_donor=NULL again
* [Revision #dae315a7b2](https://github.com/MariaDB/server/commit/dae315a7b2) <sup>*<mark style="color:$info;">2026-05-18 16:10:13 +0530</mark>*</sup>
  * MDEV-39648: wsrep\_sst\_rsync.sh: apply safe() to joiner-supplied parameters
* [Revision #5cedbdfcc6](https://github.com/MariaDB/server/commit/5cedbdfcc6) <sup>*<mark style="color:$info;">2026-05-20 18:33:04 +0200</mark>*</sup>
  * fix columnstore for new cmake
* [Revision #fe3039eef7](https://github.com/MariaDB/server/commit/fe3039eef7) <sup>*<mark style="color:$info;">2026-05-19 20:39:01 +0200</mark>*</sup>
  * MDEV-39673 group\_concat ignores max\_allowed\_packet
* [Revision #52bbe5b6e7](https://github.com/MariaDB/server/commit/52bbe5b6e7) <sup>*<mark style="color:$info;">2026-05-18 18:36:30 +0200</mark>*</sup>
  * MDEV-39658 ASAN crash on invalid proxy\_protocol\_networks value
* [Revision #32ab8a2d4c](https://github.com/MariaDB/server/commit/32ab8a2d4c) <sup>*<mark style="color:$info;">2026-05-18 18:33:06 +0200</mark>*</sup>
  * MDEV-39657 ASAN error on malformed WKB point
* [Revision #11c41cd93d](https://github.com/MariaDB/server/commit/11c41cd93d) <sup>*<mark style="color:$info;">2026-05-15 13:34:46 +0200</mark>*</sup>
  * MDEV-39622 OBJECT\_INSTANCE\_BEGIN in P\_S are unstable, difficult to compare
* [Revision #9a3e153188](https://github.com/MariaDB/server/commit/9a3e153188) <sup>*<mark style="color:$info;">2026-05-12 19:00:09 +0200</mark>*</sup>
  * MDEV-39581 dynamic column header missing sanity checks
* [Revision #05663d1910](https://github.com/MariaDB/server/commit/05663d1910) <sup>*<mark style="color:$info;">2026-05-12 17:06:43 +0200</mark>*</sup>
  * MDEV-39576 PROXY v2 protocol uninitialized memory reads
* [Revision #31319c7bc6](https://github.com/MariaDB/server/commit/31319c7bc6) <sup>*<mark style="color:$info;">2026-05-12 13:16:57 +0200</mark>*</sup>
  * proxy protocol v2: fix a harmless typo
* [Revision #c5409caab0](https://github.com/MariaDB/server/commit/c5409caab0) <sup>*<mark style="color:$info;">2026-05-11 16:43:34 +0200</mark>*</sup>
  * MDEV-39564 One-byte OOB write in PROXY protocol v1 header parser
* [Revision #1648170c5c](https://github.com/MariaDB/server/commit/1648170c5c) <sup>*<mark style="color:$info;">2026-05-11 22:06:51 +0200</mark>*</sup>
  * MDEV-39565 missing filename check in mariadb-backup --decompress
* [Revision #3a3c1e403b](https://github.com/MariaDB/server/commit/3a3c1e403b) <sup>*<mark style="color:$info;">2026-05-20 10:27:40 +0300</mark>*</sup>
  * Prepare for Galera library version 26.4.27
* [Revision #03e040ea90](https://github.com/MariaDB/server/commit/03e040ea90) <sup>*<mark style="color:$info;">2026-05-20 10:25:50 +0300</mark>*</sup>
  * Fix test failure on galera\_sst\_mariabackup\_encrypt\_with\_key\_server
* [Revision #13e6808f01](https://github.com/MariaDB/server/commit/13e6808f01) <sup>*<mark style="color:$info;">2026-05-20 10:20:17 +0300</mark>*</sup>
  * MDEV-39676 : Galera Cluster-peer > Donor command execution
* [Revision #61d251c656](https://github.com/MariaDB/server/commit/61d251c656) <sup>*<mark style="color:$info;">2026-05-19 08:27:29 +0300</mark>*</sup>
  * MDEV-13542 fixup: Remove orphan trx\_print()
* [Revision #f0ae019e1a](https://github.com/MariaDB/server/commit/f0ae019e1a) <sup>*<mark style="color:$info;">2026-05-18 12:22:33 -0400</mark>*</sup>
  * bump the VERSION
* [Revision #da58c0c137](https://github.com/MariaDB/server/commit/da58c0c137) <sup>*<mark style="color:$info;">2026-05-13 17:04:01 +0300</mark>*</sup>
  * Ensure that mtr.out-of-source is not acccidently calling itself

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