CVE-2026-33426
Low · 3.5CVSS
3.5
EPSS
0.3%
Published
Mar 21, 2026
CISA due date
—
The record
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users with tag-editing permissions could edit and create synonyms for tags hidden in restricted tag groups, even if they lacked visibility into those tags. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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