Unrated severityNVD Advisory· Published Mar 19, 2026· Updated Mar 20, 2026
Discourse leaks private topic metadata to non-authorized users
CVE-2026-27935
Description
Discourse is an open-source discussion platform. Versions prior to 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 have a vulnerability in an API endpoint that discloses private topic metadata of admin users to moderator users even if the moderators do not have access to the private topics. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
Affected products
1- Range: >= 2026.1.0-latest, < 2026.1.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- github.com/discourse/discourse/commit/c0f6e9a903800de0dda65c114418ae703d8a51fcmitrex_refsource_MISC
- github.com/discourse/discourse/commit/d8dbb4cb189cded8c9e8b3ada859fc0db3f41897mitrex_refsource_MISC
- github.com/discourse/discourse/commit/f37e4fdf8391e4a54f1885a3a5514d390eb28babmitrex_refsource_MISC
- github.com/discourse/discourse/security/advisories/GHSA-wxqr-r4wv-cw76mitrex_refsource_CONFIRM
News mentions
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