CVE-2026-30889 — Discourse has Unauthorized Post Data Exposure in discourse-user-notes
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a moderator could exploit insufficient authorization checks to acce…
Published: 2026-03-20 · CVSS: 5.3 · CVSS 4.0
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a moderator could exploit insufficient authorization checks to access metadata of posts they should not have permission to view. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7