CVE-2026-33427

HIGH

7.5

Description

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, an unauthenticated attacker can cause a legitimate Discourse authorization page to display an attacker-controlled domain, facilitating social engineering attacks against users. 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:N/I:H/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/21/2026

Derniere modification3/24/2026

Sourcenvd

Observations honeypot0

Produits affectes

discourse:discourse

Faiblesses (CWE)

CWE-862

References

https://github.com/discourse/discourse/security/advisories/GHSA-9vhg-2mx3-mqfr(security-advisories@github.com)

Correlations IOC

Aucune correlation enregistree

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