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.
Metrics
Affected Vendors & Products
References
History
Fri, 20 Mar 2026 19:15:00 +0000
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ssvc
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Fri, 20 Mar 2026 09:00:00 +0000
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| First Time appeared |
Discourse
Discourse discourse |
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| Vendors & Products |
Discourse
Discourse discourse |
Thu, 19 Mar 2026 21:30:00 +0000
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| 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. | |
| Title | Discourse leaks private topic title and post excerpt via user action API endpoint | |
| Weaknesses | CWE-201 | |
| References |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-03-19T21:17:43.369Z
Updated: 2026-03-20T18:53:53.212Z
Reserved: 2026-02-25T03:11:36.689Z
Link: CVE-2026-27934
Updated: 2026-03-20T18:53:41.137Z
Status : Awaiting Analysis
Published: 2026-03-19T22:16:30.833
Modified: 2026-03-20T13:39:46.493
Link: CVE-2026-27934
No data.