Release Date: 2026-05-05

Build-IDs: Service 18.3.0.657, Client 18.3.0.682

Features

  • Free Edition: Added updated feature handling for WinSyslog free-mode deployments.
  • File-based configuration: Added YAML configuration support for service configuration files.
  • Runtime metrics: Added disabled-by-default service metrics with an HTTPS query endpoint for operational monitoring.
  • Service installation: Added install-time options for service parameters.
  • Database actions: Added configurable commit batching for ODBC and OLE DB writers.

Bugfixes and improvements

  • Syslog listener: Hardened TCP/TLS receive handling, policy checks, oversized-message rejection, and embedded control-character escaping.
  • Syslog action: Improved TCP/TLS send reliability, partial-write handling, and timeout behavior.
  • RELP listener: Improved acknowledgment reliability and send-window handling.
  • File action: Improved log rotation durability, retry persistence, reload recovery, archive handling, and shutdown behavior.
  • Database actions: Improved failed-batch recovery, queue persistence, transaction handling, and generated event properties.
  • SNMP services and actions: Hardened trap receiver boundaries, monitor cleanup, memory handling, and string handling.
  • Mail action: Fixed body normalization sizing.
  • Start Program action: Hardened command expansion bounds.
  • MonitorWare Echo Reply service: Improved cleanup for malformed request trailers.
  • Core engine: Improved configuration reload shutdown, command lifetime handling, registry writes, cache bounds, string parsing, and XML conversion safety.
  • Property engine: Fixed RFC3339 timestamp cache reuse in syslog headers.
  • Service diagnostics: Improved HTTP metrics endpoint behavior and counter semantics.

You can download Free Trial Version of WinSyslog.

WinSyslog 18.3 Released
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