Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2026-33074— Discourse: Vulnerability in discourse-subscriptions plugin allowing users to self-grant to higher tier subscriptions

EPSS 0.04% · P13
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-33074

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Discourse: Vulnerability in discourse-subscriptions plugin allowing users to self-grant to higher tier subscriptions
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权管理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Discourse 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Discourse是Discourse开源的一套开源的社区讨论平台。该平台包括社区、电子邮件和聊天室等功能。 Discourse存在授权问题漏洞，该漏洞源于订阅权限问题，可能导致用户购买低层级订阅但获得高层级订阅的权益。以下版本受到影响：2026.1.3之前版本、2026.2.2之前版本和2026.3.0之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
discoursediscourse >= 2026.1.0-latest, < 2026.1.3 -

II. Public POCs for CVE-2026-33074

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-33074

请登录查看更多情报信息。

Same Patch Batch · discourse · 2026-03-31 · 15 CVEs total

CVE-2026-322735.4 MEDIUMDiscourse: XSS on category description update via API
CVE-2026-326184.3 MEDIUMDiscourse: Unauthorized channel membership inference via excluded_memberships_channel_id
CVE-2026-329514.3 MEDIUMDiscourse: Authorization bypass in oneboxer via user-controlled category id
CVE-2026-32113Discourse: Open redirect via `sso_destination_url` cookie in `enter`
CVE-2026-32607Discourse: Stored XSS via unescaped assignee name
CVE-2026-32620Discourse: Missing post-level authorization allows whisper metadata disclosure
CVE-2026-32619Discourse: Insufficient topic visibility check allows unauthorized poll manipulation in pr
CVE-2026-32243Discourse: Stored XSS in discourse-ai shared conversations onebox
CVE-2026-32615Discourse: Category group moderators can perform actions on topics in restricted categorie
CVE-2026-32143Discourse: Admin-only report can be exported by moderators
CVE-2026-33073discourse-subscriptions plugin leaking stripe API key in multisite environment
CVE-2026-33415Discourse: Improper Access Control in discourse-ai Allows Unauthorized Category Content Ex
CVE-2026-33300Discourse: Hidden group names and access metadata are exposed to moderators through the `c
CVE-2026-33185Discourse: Group SMTP test endpoint susceptible to SSRF

IV. Related Vulnerabilities

Same product: discourse
Same vendor: discourse
Same weakness: CWE-269

V. Comments for CVE-2026-33074

No comments yet

Leave a comment