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CVE Vulnerability Details :
CVE-2025-52563
PUBLISHED
More InfoOfficial Page
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
View Known Exploited Vulnerability (KEV) details
Published At-02 Mar, 2026 | 15:50
Updated At-02 Mar, 2026 | 15:50
Rejected At-
▼CVE Numbering Authority (CNA)
Chamilo: Reflected XSS via page parameter

Chamilo is a learning management system. Prior to version 1.11.30, there is a reflected cross-site scripting (XSS) vulnerability due to insufficient sanitization of the page parameter in the session/add_users_to_session.php endpoint. This issue has been patched in version 1.11.30.

Affected Products
Vendor
chamilo
Product
chamilo-lms
Versions
Affected
  • < 1.11.30
Problem Types
TypeCWE IDDescription
CWECWE-79CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWECWE-80CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
CWECWE-87CWE-87: Improper Neutralization of Alternate XSS Syntax
Type: CWE
CWE ID: CWE-79
Description: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Type: CWE
CWE ID: CWE-80
Description: CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Type: CWE
CWE ID: CWE-87
Description: CWE-87: Improper Neutralization of Alternate XSS Syntax
Metrics
VersionBase scoreBase severityVector
4.05.1MEDIUM
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
Version: 4.0
Base score: 5.1
Base severity: MEDIUM
Vector:
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-h3m8-53j3-xjx8
x_refsource_CONFIRM
https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
x_refsource_MISC
Hyperlink: https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-h3m8-53j3-xjx8
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
Resource:
x_refsource_MISC
Details not found