CVE-2026-33423

Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, staff can modify any user's group notification level. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/discourse/discourse/security/advisories/GHSA-qggq-wr6h-vhrg	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:discourse:discourse::::::::
	cpe:2.3:a:discourse:discourse::::::::
	cpe:2.3:a:discourse:discourse:2026.3.0::::latest:::

History

25 Mar 2026, 19:12

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.3
First Time		Discourse Discourse discourse
CPE		cpe:2.3:a:discourse:discourse:2026.3.0::::latest::: cpe:2.3:a:discourse:discourse::::::::
Summary		(es) Discourse es una plataforma de discusión de código abierto. Antes de las versiones 2026.3.0-latest.1, 2026.2.1 y 2026.1.2, el personal puede modificar el nivel de notificación de grupo de cualquier usuario. Las versiones 2026.3.0-latest.1, 2026.2.1 y 2026.1.2 contienen un parche. No hay soluciones alternativas conocidas disponibles.
References	~~() https://github.com/discourse/discourse/security/advisories/GHSA-qggq-wr6h-vhrg -~~	() https://github.com/discourse/discourse/security/advisories/GHSA-qggq-wr6h-vhrg - Vendor Advisory

20 Mar 2026, 23:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-20 23:16

Updated : 2026-03-25 19:12

NVD link : CVE-2026-33423

Mitre link : CVE-2026-33423

CVE.ORG link : CVE-2026-33423

JSON object : View

Products Affected

discourse

discourse

CWE

CWE-862

Missing Authorization

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