CVE-2026-34154 LOW

CVE-2026-34154: Discourse has a subscription access bypass in its discourse-subscriptions plugin

Vendor Discourse
Product discourse
Weakness CWE-862 · Missing authorization
Published May 19, 2026
Last update May 19, 2026
View on NVD All CVEs

CVSS base score

2.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction —
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

May 19, 2026 CVE published
May 19, 2026 Record updated