Security Advisory

CVE-2026-33300

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-03-31 17:42:00

Last updated 2026-04-01 18:34:16

Assigner GitHub_M

CVSS score 5.3

State PUBLISHED

Description

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, an authorization bypass in the Category Chatables Controller show action allowed moderators to get information on hidden groups names and user count. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

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