CVE-2026-33410

Summary: CVE-2026-33410 affects Discourse before patches 2026.3.0-latest.1, 2026.2.1, and 2026.1.2. There are two authorization issues in the chat direct message API. First, during direct message channel creation or when adding users, the target_groups parameter is passed directly to the user res...

EUVD-2026-13341

Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have two authorization issues in the chat direct message API. First, when creating a direct message channel or adding users to an existing one, the targetgroups parameter was passed direct...