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CVE-2023-53932— Serendipity 2.4.0 Stored Cross-Site Scripting via Admin Entry Creation

Quick assessment

Affected
s9y Serendipity
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.

Serendipity是Serendipity团队的一套基于PHP的博客系统。该系统支持创建在线日记、博客、网页等。 Serendipity 2.4.0版本存在跨站脚本漏洞，该漏洞源于经过身份验证的用户可通过创建博客条目注入恶意脚本，可能导致存储型跨站脚本攻击。

CVSS 5.4 · Medium EPSS 0.24% · P16

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2023-53932

Vulnerability Information
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Vulnerability Title
Serendipity 2.4.0 Stored Cross-Site Scripting via Admin Entry Creation
Source: CVE Program / CVE List V5
Vulnerability Description
Serendipity 2.4.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through blog entry creation. Attackers can craft entries with JavaScript payloads that will execute when other users view the compromised blog post.
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
Vulnerability Title
Serendipity 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Serendipity是Serendipity团队的一套基于PHP的博客系统。该系统支持创建在线日记、博客、网页等。 Serendipity 2.4.0版本存在跨站脚本漏洞，该漏洞源于经过身份验证的用户可通过创建博客条目注入恶意脚本，可能导致存储型跨站脚本攻击。
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
s9y Serendipity 2.4.0 -

II. Public POCs for CVE-2023-53932

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2023-53932

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Exploits & Public PoCs for CVE-2023-53932 (1)

Other References for CVE-2023-53932 (2)

IV. Related Vulnerabilities

Same product: Serendipity
Same vendor: s9y
Same weakness: CWE-79