Werk #22267: Fix REST API access via OAuth tokens for users with two-factor authentication

Component

User interface

Title

Fix REST API access via OAuth tokens for users with two-factor authentication

Date

Sep 14, 2026

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

3.0.0b1 Not yet released	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.5.0p14 Not yet released	Checkmk Pro, Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

This is an experimental feature: its interface, tools, and behavior may still change incompatibly in a future release.

Using an OAuth access token to access the REST API or MCP server failed with "401 Unauthorized: Two-factor authentication is required." for users who have two-factor authentication enabled. OAuth tokens now work correctly for these users.

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