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CVE-2016-20098— Moderator Toolbox before 4.0.14 Stored XSS via Removal Reasons Configuration

Quick assessment

Affected
toolbox-team reddit-moderator-toolbox
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.

Reddit Moderator Toolbox（reddit-moderator-toolbox）在 4.0.14 版本之前，其 removalreasons 模块中存在一个存储型跨站脚本（XSS）漏洞。该漏洞会将 subreddit 工具箱 wiki 字段直接插入到弹出窗口的 HTML 中，而未进行适当的编码。攻击者若能编辑工具箱的 wiki 页面，便可在 pmsubject、header 或 reason 标题等字段中植入 JavaScript 代码，从而冒充版主身份，利用其 Reddit 会话权限进行操作。

CVSS 5.4 · Medium

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise

Affected Version Matrix 2

VendorProduct Version RangeStatus
toolbox-team reddit-moderator-toolbox < 4.0.14 affected
4.0.14 unaffected
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I. Basic Information for CVE-2016-20098

Vulnerability Information
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Vulnerability Title
Moderator Toolbox before 4.0.14 Stored XSS via Removal Reasons Configuration
Source: CVE Program / CVE List V5
Vulnerability Description
Moderator Toolbox (reddit-moderator-toolbox) before 4.0.14 contains a stored cross-site scripting vulnerability in the removalreasons module, which inserts subreddit toolbox wiki fields into popup HTML without encoding. Attackers who can edit the toolbox wiki page can plant JavaScript in fields like pmsubject, header, or reason titles to act with moderators' Reddit sessions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
toolbox-team reddit-moderator-toolbox 0 ~ 4.0.14 -

II. Public POCs for CVE-2016-20098

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2016-20098

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Other References for CVE-2016-20098 (3)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2016-20098

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