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CVE-2026-33408
2.2 LOW
- CVSS version: 3.1
- Attack vector (AV): NETWORK
- Attack complexity (AC): HIGH
- Privileges required (PR): HIGH
- User interaction (UI): NONE
- Scope (S): UNCHANGED
- Confidentiality impact (C): LOW
- Integrity impact (I): NONE
- Availability impact (A): NONE
Discourse has Improper Authorization in "Post Edits" Report For Moderators
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, moderators were able to see the first 40 characters of post edits in PMs and private categories. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
References
- https://github.com/discourse/discourse/commit/62721429d4402505d21280bcbe5894032447d800 x_refsource_MISC
- https://github.com/discourse/discourse/security/advisories/GHSA-wf9r-386h-g29c x_refsource_CONFIRM
- https://github.com/discourse/discourse/commit/3bf3793a708662716c0a4eaf64ae091abe71ab4c x_refsource_MISC
- https://github.com/discourse/discourse/commit/473288219e93cd17576cf15e4f0b9e388a31d0c1 x_refsource_MISC
Affected products
discourse
- === 2026.3.0-latest
- ==>= 2026.2.0-latest, < 2026.2.1
- ==>= 2026.1.0-latest, < 2026.1.2
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>