CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Lifecycle Timeline
3Description
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, users who do not belong to the allowed policy creation groups can create functional policy acceptance widgets in posts under the right conditions. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. As a workaround, disable the discourse-policy plugin by disabling the `policy_enabled` site setting.
Analysis
A remote code execution vulnerability in Discourse (CVSS 7.5). High severity vulnerability requiring prompt remediation.
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Remediation
Within 24 hours: Audit current Discourse deployment version and inventory all instances; assess whether policy creation restrictions are actively enforced in your environment. Within 7 days: If using affected versions (pre-2026.3.0-latest.1, pre-2026.2.1, or pre-2026.1.2), implement the workaround by disabling the `policy_enabled` site setting until patches are available; document policy workflows impacted. …
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External POC / Exploit Code
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EUVD-2026-13245