Unrated severityNVD Advisory· Published Mar 19, 2026· Updated Mar 20, 2026
Discourse leaks private topic title and post excerpt via user action API endpoint
CVE-2026-27934
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 lack of visibility checks with a user action API endpoint that results in disclosure of the title and post excerpt to unauthorized users, leading to information disclosure. 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
1- github.com/discourse/discourse/security/advisories/GHSA-824f-66wh-xx3gmitrex_refsource_CONFIRM
News mentions
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