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CVE-2025-61769— Emlog vulnerable to stored XSS in file upload functionality in emlog

Quick assessment

Affected
emlog emlog
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.

emlog是emlog开源的一套基于PHP和MySQL的CMS建站系统。 Emlog 2.5.22及之前版本存在安全漏洞，该漏洞源于文件上传功能未验证输入，可能导致跨站脚本攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.28% · P19
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I. Basic Information for CVE-2025-61769

Vulnerability Information
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Vulnerability Title
Emlog vulnerable to stored XSS in file upload functionality in emlog
Source: CVE Program / CVE List V5
Vulnerability Description
Emlog is an open source website building system. A cross-site scripting (XSS) vulnerability in emlog up to and including version 2.5.22 allows authenticated remote attackers to inject arbitrary web script or HTML via the file upload functionality. As an authenticated user it is possible to upload .svg file that contains JavaScript code that is later being executed. Commit 052f9c4226b2c0014bcd857fec47677340b185b1 fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P
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
Emlog 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
emlog是emlog开源的一套基于PHP和MySQL的CMS建站系统。 Emlog 2.5.22及之前版本存在安全漏洞，该漏洞源于文件上传功能未验证输入，可能导致跨站脚本攻击。
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
emlog emlog <= 2.5.22 -

II. Public POCs for CVE-2025-61769

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III. Intelligence Information for CVE-2025-61769

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Vendor Advisories for CVE-2025-61769 (1)

IV. Related Vulnerabilities

Same product: emlog
Same vendor: emlog
Same weakness: CWE-79

V. Comments for CVE-2025-61769

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