Is this vulnerability remotely exploitable?

Yes. An attacker who can reach the Chamilo LMS web interface and send crafted requests to /index.php can potentially exploit the SQL injection, subject to network access controls and authentication requirements of the specific deployment.

Does an attacker need to be authenticated to exploit this?

Not necessarily. If the affected code path is reachable without logging in, exploitation can occur anonymously. In some configurations, the vulnerable functionality may only be accessible after authentication, which would slightly limit the attacker pool but not the impact.

What is the safest general fix pattern for this issue?

Refactor database interactions to use parameterized queries or prepared statements everywhere, ensuring no user-controlled input is directly concatenated into SQL strings. Additionally, constrain inputs such as openid.assoc_handle to strict, validated formats consistent with their intended use.

Severity:

CRITICAL RISK

(9.8)

SQL Injection (CWE-89) in Chamilo LMS /index.php openid.assoc_handle Parameter

CVE-2025-50190

Published:

Mar 2, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-78

CRITICAL RISK

CRITICAL

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Remote Code Execution

March 7, 2026

CWE-89

CRITICAL RISK

CRITICAL

(9.9)

SQL Injection via PostgreSQL Array/Row Expressions (CWE-89) in WeKnora Query Engine

Remote Code Execution via SQL Injection on the Database Server

March 7, 2026

Vulnerability Type

Category:

SQL Injection

CWE:

CWE-89

Impact:

Database Compromise and Potential Remote Code Execution

Severity:

CRITICAL RISK

(9.8)

CVSS Version:

3.1

Vulnerability Type

Category:

SQL Injection

CWE:

CWE-89

Impact:

Database Compromise and Potential Remote Code Execution

Severity:

CRITICAL RISK

(9.8)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

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SQL Injection (CWE-89) in Chamilo LMS /index.php openid.assoc_handle Parameter

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

CRITICAL RISK

CRITICAL

(9.9)

Command Injection in MCP Stdio Configuration Validation (CWE-78) in WeKnora

CRITICAL RISK

CRITICAL

(9.9)

SQL Injection via PostgreSQL Array/Row Expressions (CWE-89) in WeKnora Query Engine

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

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