SB2026031626 - Multiple vulnerabilities in Chamilo LMS

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Main Vulnerability Database SB2026031626

SB2026031626 - Multiple vulnerabilities in Chamilo LMS

Published: March 16, 2026

Security Bulletin ID SB2026031626
Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Code Injection (CVE-ID: CVE-2026-30875)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in the H5P Import feature. A remote user can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Cross-site scripting (CVE-ID: CVE-2026-30882)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the session category listing page. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


3) SQL injection (CVE-ID: CVE-2026-30881)

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in the statistics AJAX endpoint. A remote user can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.


4) Observable Response Discrepancy (CVE-ID: CVE-2026-30876)

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to observable response discrepancy. A remote attacker can gain access to sensitive information on the target system.


Remediation

Install update from vendor's website.

References