6.5 MEDIUM
- CVSS version: 3.1
- Attack vector (AV): NETWORK
- Attack complexity (AC): LOW
- Privileges required (PR): LOW
- User interaction (UI): NONE
- Scope (S): UNCHANGED
- Confidentiality impact (C): HIGH
- Integrity impact (I): NONE
- Availability impact (A): NONE
Discourse filters whisper posts from private-posts feed
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, the `/private-posts` endpoint did not apply post-type visibility filtering, allowing regular PM participants to see whisper posts in PM topics they had access to. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
References
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https://github.com/discourse/discourse/security/advisories/GHSA-g4v5-6gfp-3hjq x_refsource_CONFIRM
Affected products
- ==>= 2026.2.0-latest, < 2026.2.1
- ==>= 2026.1.0-latest, < 2026.1.2
- === 2026.3.0-latest
Matching in nixpkgs
pkgs.discourse
Discourse is an open source discussion platform
pkgs.discourseAllPlugins
Discourse is an open source discussion platform
pkgs.discourse-mail-receiver
Helper program which receives incoming mail for Discourse
pkgs.python312Packages.pydiscourse
Python library for working with Discourse
pkgs.python313Packages.pydiscourse
Python library for working with Discourse
pkgs.python314Packages.pydiscourse
Python library for working with Discourse
pkgs.grafanaPlugins.grafana-discourse-datasource
Allows users to search and view topics, posts, users, tags, categories, and reports on a given Discourse forum through Grafana
Package maintainers
-
@talyz Kim Lindberger <kim.lindberger@gmail.com>
-
@Dettorer Paul Hervot <paul.hervot@dettorer.net>
-
@nagisa Simonas Kazlauskas <nixpkgs@kazlauskas.me>