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CVE-2023-30611— Reaction metadata exposed in private topics in Discourse-reactions

Quick assessment

Affected
discourse discourse-reactions
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 reactions 0.3之前版本存在信息泄露漏洞，该漏洞源于存在信息泄露。

CVSS 4.3 · Medium EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-30611

Vulnerability Information
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Vulnerability Title
Reaction metadata exposed in private topics in Discourse-reactions
Source: CVE Program / CVE List V5
Vulnerability Description
Discourse-reactions is a plugin that allows user to add their reactions to the post in the Discourse messaging platform. In affected versions data about what reactions were performed on a post in a private topic could be leaked. This issue has been addressed in version 0.3. Users are advised to upgrade. Users unable to upgrade should disable the discourse-reactions plugin to fully mitigate the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Discourse 信息泄露漏洞
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 reactions 0.3之前版本存在信息泄露漏洞，该漏洞源于存在信息泄露。
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-reactions >= 0.2, < 0.3 -

II. Public POCs for CVE-2023-30611

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III. Intelligence Information for CVE-2023-30611

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Patches & Fixes for CVE-2023-30611 (1)

Vendor Advisories for CVE-2023-30611 (1)

IV. Related Vulnerabilities

Same product: discourse-reactions
Same vendor: discourse
Same weakness: CWE-200

V. Comments for CVE-2023-30611

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