Discourse Form Templates Metadata Exposure Before 2026.1.4 (Authenticated)
CVE-2026-33514 Published on May 19, 2026
Discourse: Information Disclosure in Form Template API Due to Missing Authorization
Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, an authenticated user on a Discourse instance with the form templates feature enabled can read the name and structured content of form templates that are intended exclusively for categories they are not authorized to access. Impact is limited to disclosure of site configuration metadata. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1.
Weakness Type
What is an AuthZ Vulnerability?
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
CVE-2026-33514 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-33514
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Affected Versions
discourse:- Version < 2026.1.4 is affected.
- Version >= 2026.3.0-latest, < 2026.3.1 is affected.
- Version >= 2026.4.0-latest, < 2026.4.1 is affected.
- Version >= 2026.5.0-latest , < 2026.5.0-latest.1 is affected.