ALERTMANAGER-0.32.1 release notes and known issues

0.32.1 / 2026-04-29

Scope: Prometheus Alertmanager. This update record adds version, fix and known-issue context. Its publication date is not a lifecycle boundary.

Summary

[BUGFIX] dispatcher: Fix issue with dispatching to a contended route. #5179 [BUGFIX] ui: Provide prebuilt ui assets in release. #5191 [ENHANCEMENT] ui: Support building artifacts in containers with Docker or Podman. #5102

Improvements and security content

[BUGFIX] dispatcher: Fix issue with dispatching to a contended route. #5179 [BUGFIX] ui: Provide prebuilt ui assets in release. #5191 [ENHANCEMENT] ui: Support building artifacts in containers with Docker or Podman. #5102

Known issues

Publisher statement

Not stated. The verified publisher record does not contain a known-issues statement.

Affected products and versions

Products

Prometheus Alertmanager

Affected versions

0.32.1

Fixed versions or updates

No fixed version is stated in this record.

Recommended action

Review the official publisher document before deployment.

Official publisher evidence

PROMETHEUSVERIFIED

0.32.1 / 2026-04-29

Checked 28 Sep 2026. BlackTree preserves the last verified facts if a later source check is temporarily unavailable.

Open the official publisher source