Werk #17967: Check email: misinterpreting 'server' as 'unvalidated string'

Component Checks & agents
Title Check email: misinterpreting 'server' as 'unvalidated string'
Date May 26, 2025
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.3.0p34 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

This affects users configuring the "server" field of the ruleset "Check email". Upon re-opening the rule users would find their value unchanged, but classified as "unvalidated string (for use with macros)". This was irritating, but did not affect the monitoring.

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