CVE-2026-32951 — Discourse: Authorization bypass in oneboxer via user-controlled category id
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…
Published: 2026-03-31 · CVSS: 4.3 · CVSS 3.1
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 user can obtain shared draft topic titles by sending an inline onebox request with a category_id parameter matching the shared drafts category. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7