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CVE-2026-33415

Discourse: Improper Access Control in discourse-ai Allows Unauthorized Category Content Exposure PUBLISHED

Description (CNA)

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 authenticated moderator-level user could retrieve post content, topic titles, and usernames from categories they were not authorized to view. Insufficient access controls on a sentiment analytics endpoint allowed category permission boundaries to be bypassed. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

Affected (CNA)

Vendor / productVersions
discourse / discourseaffected >= 2026.1.0-latest, < 2026.1.3; affected >= 2026.2.0-latest, < 2026.2.2; affected >= 2026.3.0-latest, < 2026.3.0

CWE

CWE-284

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.