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CVE-2022-46159— Any authenticated Discourse user can create an unlisted topic

Quick assessment

Affected
discourse discourse
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Discourse是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 stable branch 2.8.13版本和beta/tests-passed branch 2.9.0 beta 14之前版本存在安全漏洞，该漏洞源于经过身份验证的用户可以创建未列出的主题。

CVSS 4.3 · Medium EPSS 0.60% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-46159

Vulnerability Information
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Vulnerability Title
Any authenticated Discourse user can create an unlisted topic
Source: CVE Program / CVE List V5
Vulnerability Description
Discourse is an open-source discussion platform. In version 2.8.13 and prior on the `stable` branch and version 2.9.0.beta14 and prior on the `beta` and `tests-passed` branches, any authenticated user can create an unlisted topic. These topics, which are not readily available to other users, can take up unnecessary site resources. A patch for this issue is available in the `main` branch of Discourse. There are no known workarounds available.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
Discourse 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Discourse是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 stable branch 2.8.13版本和beta/tests-passed branch 2.9.0 beta 14之前版本存在安全漏洞，该漏洞源于经过身份验证的用户可以创建未列出的主题。
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

Vendor Product Affected Versions CPE Subscribe
discourse discourse <= 2.8.13 -

II. Public POCs for CVE-2022-46159

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III. Intelligence Information for CVE-2022-46159

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Patches & Fixes for CVE-2022-46159 (1)

Vendor Advisories for CVE-2022-46159 (1)

IV. Related Vulnerabilities

Same product: discourse
Same vendor: discourse
Same weakness: CWE-770

V. Comments for CVE-2022-46159

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