CVE-2026-33074

Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, a user may be able to purchase a lower tier subscription but grant themselves the benefits that comes along with a higher tier subscription. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/discourse/discourse/commit/c34f2aac8dcd1ae2886fa84256f607bc003f9d80	Patch
https://github.com/discourse/discourse/security/advisories/GHSA-9vg5-mp49-xghh	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:discourse:discourse:::::latest:::*
	cpe:2.3:a:discourse:discourse:::::latest:::*
	cpe:2.3:a:discourse:discourse:2026.3.0::::latest.1:::

History

09 Apr 2026, 15:50

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.3
CPE		cpe:2.3:a:discourse:discourse:2026.3.0::::latest.1::: cpe:2.3:a:discourse:discourse:::::latest:::*
First Time		Discourse Discourse discourse
References	~~() https://github.com/discourse/discourse/commit/c34f2aac8dcd1ae2886fa84256f607bc003f9d80 -~~	() https://github.com/discourse/discourse/commit/c34f2aac8dcd1ae2886fa84256f607bc003f9d80 - Patch
References	~~() https://github.com/discourse/discourse/security/advisories/GHSA-9vg5-mp49-xghh -~~	() https://github.com/discourse/discourse/security/advisories/GHSA-9vg5-mp49-xghh - Vendor Advisory

31 Mar 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-31 18:16

Updated : 2026-04-09 15:50

NVD link : CVE-2026-33074

Mitre link : CVE-2026-33074

CVE.ORG link : CVE-2026-33074

JSON object : View

Products Affected

discourse

discourse

CWE

CWE-269

Improper Privilege Management

CWE-285

Improper Authorization

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