BIT-DISCOURSE-2025-68934 Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, authenticated users can submit crafted payloads to /drafts.json that cause On^2 processing in Base62.decode, tying up workers for 35-60 seconds per request. This affects all users as t...

CVE-2025-68934

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, authenticated users can submit crafted payloads to /drafts.json that cause On^2 processing in Base62.decode, tying up workers for 35-60 seconds per request. This affects all users as t...

CVE-2025-68934 Discourse Has Denial of Service (DoS) Vulnerability in Drafts Creation Endpoint

Discourse is an open source discussion platform. In versions prior to 3.5.4, 2025.11.2, 2025.12.1, and 2026.1.0, authenticated users can submit crafted payloads to /drafts.json that cause On^2 processing in Base62.decode, tying up workers for 35-60 seconds per request. This affects all users as t...

PT-2026-5193

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 3.5.4 Discourse versions prior to 2025.11.2 Discourse versions prior to 2025.12.1 Discourse versions prior to 2026.1.0 Description Discourse is an open source discussion platform. Authenticated users can submit...

Discourse security vulnerabilities

Discourse is an open-source community discussion platform developed by Discourse. This platform includes features such as communities, email, and chat rooms. Vulnerabilities exist in versions of Discourse prior to 3.5.4, as well as versions before 2025.11.2, 2025.12.1, and 2026.1.0. These...