[Release] Checkmk stable release 2.0.0p26

Dear friends of Checkmk,

the new stable release 2.0.0p26 of Checkmk is ready for download.

This maintenance release ships with 26 changes affecting all editions of Checkmk,
8 Enterprise Edition specific changes and 0 Managed Services Edition specific changes.

Maintenance periods can be found here: Checkmk versions

Changes in all Checkmk Editions:

Agent bakery:

  • 14098 SEC: Fix ownership of debian maintainer scripts for shipped agent package
  • 14339 FIX: Jira & Jenkins special agents: fix password store usage

Checks & agents:

  • 13422 FIX: Don’t show cluster checks for standalone FortiGate
  • 14347 FIX: Fix Zerto API Integration for non windows authentication method
  • 14350 FIX: Fix veeam agent plugin poluting output when veeam software not found
  • 14342 FIX: agent_prometheus & prometheus_build_info: change to display version of main instance
  • 14348 FIX: check form submit url errors are clickable
  • 14315 FIX: mk_logwatch: recognise AIX and Solaris as inode capable systems
  • 13785 FIX: netapp_api_qtree_quota: some instances of Qtree services not discovered
  • 14310 FIX: sap_hana_backup: cluster check crashes when node has no data
  • 14053 FIX: cisco_cpu_memory: Services with total memory of size 0 aren’t discovered
    NOTE: Please refer to the migration notes!
  • 14309 FIX: sap_hana_backup: backup duration shows negative timespan
    NOTE: Please refer to the migration notes!

Core & setup:

  • 14345 FIX: Storeonce4x agent handles token expiration
  • 13931 FIX: wrong labels not raising errors in the REST API

Livestatus proxy:

  • 14157 FIX: liveproxyd: fixed needless heartbeat timeout


  • 14365 FIX: REST API user_config: Can’t assign users with custom user role
  • 14257 FIX: REST API: Docs not showing examples of host or service columns
  • 14067 FIX: REST-API host_config: addition of validation for host labels


  • 14260 SEC: Fix XSS vulnerability in dashboard elements
  • 13903 SEC: Introduce additional CSRF checks
  • 14322 FIX: Fix initial login of remote site if login to web GUI is not allowed

User interface:

  • 13924 FIX: Dashboard element ‘Alert statistics’: Apply context filters and rename
  • 13921 FIX: Edit dashboard element: Keep context information filled out
  • 14333 FIX: Fix “Service state type” filter
  • 14329 FIX: Fix grouping in availability if called from service search result
  • 14334 FIX: Add ID to title of host custom attributes on exports
    NOTE: Please refer to the migration notes!

Changes in the Checkmk Enterprise Edition:

Agent bakery:

  • 13683 FIX: Solaris agent update removes services symlink
    NOTE: Please refer to the migration notes!

Event console:

  • 13016 Refactor event bulk delete method
  • 13015 FIX: EC send_email crash

Livestatus proxy:

  • 14158 FIX: liveproxyd: fixed occassional connection loss/timeouts
  • 14159 FIX: liveproxyd: the heartbeat client now tests all open channels before disconnecting the remote site

Reporting & availability:

  • 14323 FIX: Fix error on report scheduler creation

The Checkmk Micro Core:

  • 13909 FIX: Accomodate large agent output

User interface:

  • 14332 FIX: Fix title of Forecast graphs
    NOTE: Please refer to the migration notes!

Changes in the Checkmk Managed Services Edition:

You can download Checkmk from our download page:

Please mail bug reports and qualified feedback to feedback@checkmk.com.
We greatly thank you for using Checkmk and wish you a successful monitoring,

Your Checkmk Team