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CVE-2025-52476— Chamilo: Reflected XSS via keyword_active parameter

Quick assessment

Affected
chamilo chamilo-lms
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.

Chamilo是Chamilo开源的一个学习管理系统。 Chamilo 1.11.30之前版本存在跨站脚本漏洞，该漏洞源于文件admin/user_list.php对参数keyword_active清理不当，可能导致反射型跨站脚本攻击。

AI Predicted 6.1 Difficulty: Easy EPSS 0.19% · P9
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I. Basic Information for CVE-2025-52476

Vulnerability Information
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Vulnerability Title
Chamilo: Reflected XSS via keyword_active parameter
Source: CVE Program / CVE List V5
Vulnerability Description
Chamilo is a learning management system. Prior to version 1.11.30, there is a reflected cross-site scripting (XSS) vulnerability due to improper sanitization of the keyword_active parameter in admin/user_list.php. This issue has been patched in version 1.11.30.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA: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
Chamilo 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Chamilo是Chamilo开源的一个学习管理系统。 Chamilo 1.11.30之前版本存在跨站脚本漏洞，该漏洞源于文件admin/user_list.php对参数keyword_active清理不当，可能导致反射型跨站脚本攻击。
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
chamilo chamilo-lms < 1.11.30 -

II. Public POCs for CVE-2025-52476

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III. Intelligence Information for CVE-2025-52476

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Patches & Fixes for CVE-2025-52476 (1)

Vendor Advisories for CVE-2025-52476 (1)

Same Patch Batch · chamilo · 2026-03-02 · 25 CVEs total

CVE-2025-50187 9.8 CRITICAL Chamilo: Evaluation of untrusted user input leads to Remote Code Execution
CVE-2025-52468 8.8 HIGH Chamilo: Stored XSS Vulnerability via CSV User Import
CVE-2025-52482 8.3 HIGH Chamilo: Stored XSS in glossary function via /main/glossary/index.php trigger in /main/tra
CVE-2025-52469 7.1 HIGH Chamilo: Friend Request Workflow Bypass - Unauthorized Friend Addition and ID Validation B
CVE-2024-50337 5.3 MEDIUM Chamilo: Potential unauthenticated blind SSRF via openid function
CVE-2025-50186 4.8 MEDIUM Chamilo: Stored XSS via Malicious CSV Filename in user_import.php
CVE-2025-52470 4.8 MEDIUM Chamilo: Stored Cross-Site Scripting (XSS) via Session Category Name
CVE-2025-50198 Chamilo: Deserialization of untrusted data in /plugin/vchamilo/views/import.php via POST c
CVE-2024-47886 Chamilo: Post-Auth Remote Code Execution
CVE-2025-50199 Chamilo: Blind Server-Side Request Forgery (Unauth Blind SSRF)
CVE-2025-52475 Chamilo: Reflected XSS via keyword_inactive parameter
CVE-2025-52998 Chamilo: PHAR deserialization bypass
CVE-2025-52564 Chamilo: HTML injection via open parameter
CVE-2025-52563 Chamilo: Reflected XSS via page parameter
CVE-2025-50196 Chamilo: OS Command Injection in /plugin/vchamilo/views/editinstance.php via POST main_dat
CVE-2025-50194 Chamilo: OS Command Injection in /main/cron/lang/check_parse_lang.php
CVE-2025-50197 Chamilo: OS Command Injection in /main/admin/sub_language_ajax.inc.php via POST new_langua
CVE-2025-50193 Chamilo: OS command Injection in /plugin/vchamilo/views/import.php with the POST to_main_d
CVE-2025-50195 Chamilo: OS Command Injection in /plugin/vchamilo/views/manage.controller.php
CVE-2025-50191 Chamilo: Error-based SQL Injection via POST userFile with the /main/exercise/hotpotatoes.p

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: chamilo-lms
Same vendor: chamilo
Same weakness: CWE-79

V. Comments for CVE-2025-52476

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