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	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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