CVE-2026-27934

HIGH

7.5

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.

Details CVE

Score CVSS v3.17.5

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/19/2026

Derniere modification3/25/2026

Sourcenvd

Observations honeypot0

Produits affectes

discourse:discourse

Faiblesses (CWE)

CWE-201

References

https://github.com/discourse/discourse/security/advisories/GHSA-824f-66wh-xx3g(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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