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CVE-2024-37165— Discourse has an XSS via Onebox system

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存在安全漏洞，该漏洞源于未正确清理Onebox数据。

CVSS 6.3 · Medium EPSS 0.36% · P30

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2024-37165

Vulnerability Information
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Vulnerability Title
Discourse has an XSS via Onebox system
Source: CVE Program / CVE List V5
Vulnerability Description
Discourse is an open source discussion platform. Prior to 3.2.3 and 3.3.0.beta3, improperly sanitized Onebox data could lead to an XSS vulnerability in some situations. This vulnerability only affects Discourse instances which have disabled the default Content Security Policy. This vulnerability is fixed in 3.2.3 and 3.3.0.beta3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Discourse 安全漏洞
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存在安全漏洞，该漏洞源于未正确清理Onebox数据。
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 < 3.2.3 -

II. Public POCs for CVE-2024-37165

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III. Intelligence Information for CVE-2024-37165

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Patches & Fixes for CVE-2024-37165 (2)

Vendor Advisories for CVE-2024-37165 (1)

Same Patch Batch · discourse · 2024-07-30 · 3 CVEs total

CVE-2024-39320 6.1 MEDIUM Discourse allows iframe injection though default site setting
CVE-2024-37299 4.9 MEDIUM Discourse vulnerable to DoS via Tag Group

IV. Related Vulnerabilities

Same product: discourse
Same vendor: discourse
Same weakness: CWE-79