CVE-2026-55704

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.1.6 Discourse versions prior to 2026.5.2 Discourse versions prior to 2026.6.1 Discourse versions prior to 2026.7.0

Description Users permitted to view group activity but restricted from seeing shared drafts can still access shared-draft entries. This occurs through the group posts and group mentions endpoints, potentially disclosing unpublished draft material, including topic titles and post excerpts or content.

Recommendations Update to version 2026.1.6. Update to version 2026.5.2. Update to version 2026.6.1. Update to version 2026.7.0.