CVE-2026-34154

Discourse has a subscription access bypass in its discourse-subscriptions plugin

State: Published
Severity: 2.1 Low
Published: May 19, 2026
Updated: May 19, 2026
Reserved: Mar 25, 2026

Description

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in versions 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1.

Scores

CVSS	Score	Vector	Source
4.0	2.1 Low	CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
discoursediscourse	< 2026.1.4Affected >= 2026.3.0-latest, < 2026.3.1Affected >= 2026.4.0-latest, < 2026.4.1Affected >= 2026.5.0-latest, < 2026.5.0-latest.1Affected

References

https://github.com/discourse/discourse/security/advisories/GHSA-pjgj-7mjq-6j7g

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