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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2026-57447

Discourse Doc Categories: Doc category index refresh leaks private topic titles

Description

Discourse Doc Categories is a plugin for organizing Discourse topics as documentation. Prior to the verified source fix, the doc category index refresh resolves linked titles for private messages or restricted category topics without enforcing the viewer's authorization. A user who can edit the index topic can use this behavior to learn titles that the user is not authorized to view, although the advisory does not establish access to topic contents. This vulnerability is addressed by commit b15d4de02ad29d7c9525346afee51fef4a2c605a.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

discourse discourse-doc-categories

  • < b15d4de02ad29d7c9525346afee51fef4a2c605aaffected

References