PT-2026-26716 · Discourse · Discourse

Davidtaylorhq

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CVE-2026-33428

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Publicado

2026-03-20

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Atualizado

2026-03-27

CVSS v3.1

6.5

Média

VetorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.3.0-latest.1 Discourse versions prior to 2026.2.1 Discourse versions prior to 2026.1.2
Description Discourse is an open-source discussion platform. A non-staff user with elevated group membership could access deleted posts belonging to any user. This was due to an overly broad authorization check on the deleted posts index endpoint /deleted-posts.
Recommendations Update to Discourse version 2026.3.0-latest.1 or later. Update to Discourse version 2026.2.1 or later. Update to Discourse version 2026.1.2 or later.

Exploit

Correção

DoS

Incorrect Authorization

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dbugs@ptsecurity.com

Enumeração de Fraquezas

CWE-863

Identificadores relacionados

BIT-DISCOURSE-2026-33428
CVE-2026-33428
GHSA-FRCW-P4MC-X6MP

Produtos afetados

Discourse