Security Advisory

CVE-2026-49256

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-09 21:56:40

Last updated 2026-07-10 13:39:27

Assigner GitHub_M

CVSS score 6.3

State PUBLISHED

Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowed_tags, allowed_tag_groups, or required tag groups could leak to anonymous and unauthorized users through category and group endpoints. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

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