medium4.3
CVE-2026-32951
Discourse is an open-source discussion platform.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Discourse | Discourse | from 2026.1.0 before 2026.1.3 from 2026.2.0 before 2026.2.2 Version 2026.3.0 |