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CVE-2021-25982— FactorJS - Reflected Cross-Site Scripting (XSS) in Search Functionality

Quick assessment

Affected
FactorJS Factor
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.

Darwin Factor是美国Darwin公司的一个免费开源的下一代 TypeScript 框架。用于创建博客、登录页面和 JamStack 应用程序。 Darwin Factor 存在跨站脚本漏洞，该漏洞源于容易受到 URL 中 search 参数反射跨站脚本 (XSS) 的攻击。 未经身份验证的攻击者可以执行恶意 JavaScript 代码并窃取会话 cookie。

CVSS 6.1 · Medium EPSS 0.73% · P51
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I. Basic Information for CVE-2021-25982

Vulnerability Information
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Vulnerability Title
FactorJS - Reflected Cross-Site Scripting (XSS) in Search Functionality
Source: CVE Program / CVE List V5
Vulnerability Description
In Factor (App Framework & Headless CMS) forum plugin, versions 1.3.5 to 1.8.30, are vulnerable to reflected Cross-Site Scripting (XSS) at the “search” parameter in the URL. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/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
Vulnerability Title
Darwin Factor 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Darwin Factor是美国Darwin公司的一个免费开源的下一代 TypeScript 框架。用于创建博客、登录页面和 JamStack 应用程序。 Darwin Factor 存在跨站脚本漏洞，该漏洞源于容易受到 URL 中 search 参数反射跨站脚本 (XSS) 的攻击。 未经身份验证的攻击者可以执行恶意 JavaScript 代码并窃取会话 cookie。
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
FactorJS Factor 1.3.5 ~ unspecified -

II. Public POCs for CVE-2021-25982

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III. Intelligence Information for CVE-2021-25982

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Other References for CVE-2021-25982 (2)

Same Patch Batch · FactorJS · 2021-11-16 · 4 CVEs total

CVE-2021-25985 7.8 HIGH FactorJS - Insufficient Session Expiration Leads to a Local Account Takeover
CVE-2021-25983 6.1 MEDIUM FactorJS - Reflected Cross-Site Scripting (XSS) in Tags and Categories Functionality
CVE-2021-25984 6.1 MEDIUM FactorJS - Stored Cross-Site Scripting (XSS) in Post Reply Functionality

IV. Related Vulnerabilities

Same product: Factor
Same vendor: FactorJS
Same weakness: CWE-79

V. Comments for CVE-2021-25982

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