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CVE-2023-22856— Stored cross-site scripting in BlogEngine.NET version 3.3.8.0

Quick assessment

Affected
BlogEngine.NET BlogEngine.NET
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.

BlogEngine是一套开源的ASP.NET博客系统。该系统支持Ajax评论、自定义主题等。 BlogEngine.NET 3.3.8.0版本存在安全漏洞。攻击者利用该漏洞通过上传特制文件在博客访问者的安全环境中注入任意JavaScript。

CVSS 8.5 · High EPSS 0.38% · P30
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I. Basic Information for CVE-2023-22856

Vulnerability Information
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Vulnerability Title
Stored cross-site scripting in BlogEngine.NET version 3.3.8.0
Source: CVE Program / CVE List V5
Vulnerability Description
A stored Cross-site Scripting (XSS) vulnerability in BlogEngine.NET 3.3.8.0, allows injection of arbitrary JavaScript in the security context of a blog visitor through an upload of a specially crafted file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
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
BlogEngine 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BlogEngine是一套开源的ASP.NET博客系统。该系统支持Ajax评论、自定义主题等。 BlogEngine.NET 3.3.8.0版本存在安全漏洞。攻击者利用该漏洞通过上传特制文件在博客访问者的安全环境中注入任意JavaScript。
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
BlogEngine.NET BlogEngine.NET 3.3.8.0 -

II. Public POCs for CVE-2023-22856

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III. Intelligence Information for CVE-2023-22856

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Other References for CVE-2023-22856 (1)

Same Patch Batch · BlogEngine.NET · 2023-03-06 · 3 CVEs total

CVE-2023-22857 8.5 HIGH Stored cross-site scripting in BlogEngine.NET version 3.3.8.0
CVE-2023-22858 5.3 MEDIUM Stored cross-site scripting in BlogEngine.NET version 3.3.8.0

IV. Related Vulnerabilities

Same product: BlogEngine.NET
Same vendor: BlogEngine.NET
Same weakness: CWE-79