Description

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, a non-staff user with elevated group membership could access deleted posts belonging to any user due to an overly broad authorization check on the deleted posts index endpoint. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.

INFO

Published Date :

2026-03-20T23:21:20.877Z

Last Modified :

2026-03-25T13:42:54.320Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2026-33428 vulnerability.

Vendors Products
Discourse
  • Discourse
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-33428.

URL Resource
https://github.com/discourse/discourse/security/advisories/GHSA-frcw-p4mc-x6mp cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact