CVE-2026-5580 Overview
A SQL injection vulnerability has been identified in CodeAstro Online Classroom version 1.0. The vulnerability exists in an unknown function of the file /OnlineClassroom/addvideos.php within the Parameter Handler component. Manipulation of the videotitle argument enables SQL injection attacks. This vulnerability can be exploited remotely, and exploit details have been made publicly available.
Critical Impact
Remote attackers can exploit this SQL injection vulnerability to manipulate database queries, potentially leading to unauthorized data access, data modification, or database compromise in affected Online Classroom installations.
Affected Products
- CodeAstro Online Classroom 1.0
Discovery Timeline
- 2026-04-05 - CVE CVE-2026-5580 published to NVD
- 2026-04-07 - Last updated in NVD database
Technical Details for CVE-2026-5580
Vulnerability Analysis
This vulnerability falls under CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component), which encompasses injection flaws including SQL injection. The vulnerable endpoint /OnlineClassroom/addvideos.php fails to properly sanitize user-supplied input in the videotitle parameter before incorporating it into SQL queries. This allows attackers to inject malicious SQL statements that are then executed by the database engine.
The attack can be initiated remotely over the network, requiring only low-privilege authentication to access the vulnerable functionality. When exploited, attackers can potentially read, modify, or delete data within the application's database, depending on the database user's permissions and the application's database architecture.
Root Cause
The root cause of this vulnerability is insufficient input validation and lack of parameterized queries in the addvideos.php file. The videotitle parameter is directly concatenated into SQL statements without proper sanitization or the use of prepared statements, allowing specially crafted input to alter the intended SQL query structure.
Attack Vector
The attack is network-accessible, meaning an authenticated remote attacker can exploit this vulnerability by sending crafted HTTP requests to the /OnlineClassroom/addvideos.php endpoint. The attacker manipulates the videotitle parameter with SQL injection payloads to execute unauthorized database operations.
The exploitation involves injecting SQL syntax through the vulnerable parameter. When the application processes the request, the malicious SQL is incorporated into database queries and executed, potentially allowing the attacker to extract sensitive information, bypass authentication, or modify database contents. For technical details and proof-of-concept information, refer to the GitHub CVE Issue Tracker and VulDB Vulnerability #355350.
Detection Methods for CVE-2026-5580
Indicators of Compromise
- Anomalous HTTP requests to /OnlineClassroom/addvideos.php containing SQL syntax characters such as single quotes, semicolons, or UNION statements in the videotitle parameter
- Database error messages in application logs indicating malformed SQL queries
- Unexpected database query patterns or elevated database activity from the web application user
- Evidence of data exfiltration or unauthorized database modifications
Detection Strategies
- Implement Web Application Firewall (WAF) rules to detect and block SQL injection patterns targeting the addvideos.php endpoint
- Configure application logging to capture all requests to the vulnerable endpoint with full parameter details
- Deploy database activity monitoring to detect anomalous query patterns or unauthorized data access attempts
- Use intrusion detection systems (IDS) with signatures for SQL injection attack patterns
Monitoring Recommendations
- Monitor web server access logs for requests to /OnlineClassroom/addvideos.php with suspicious parameter values
- Set up alerts for database errors that may indicate SQL injection attempts
- Track database query execution times and patterns for anomalies that could suggest exploitation
- Review authentication logs for unexpected access patterns to the video management functionality
How to Mitigate CVE-2026-5580
Immediate Actions Required
- Restrict access to the /OnlineClassroom/addvideos.php endpoint to trusted users only until a patch is available
- Implement a Web Application Firewall with SQL injection protection rules in front of the application
- Consider temporarily disabling the video upload functionality if it is not business-critical
- Review database user permissions and apply principle of least privilege to limit potential damage
Patch Information
No official vendor patch information is currently available for this vulnerability. Organizations using CodeAstro Online Classroom 1.0 should monitor the CodeAstro Security Resource for updates and security advisories. Additional technical information is available through VulDB Submission #783753.
Workarounds
- Deploy input validation at the application level to sanitize the videotitle parameter before processing
- Use a reverse proxy or WAF to filter malicious SQL injection payloads from incoming requests
- Implement prepared statements and parameterized queries if source code modification is possible
- Restrict network access to the Online Classroom application to trusted IP ranges only
# Example WAF rule to block SQL injection in videotitle parameter
# ModSecurity rule example
SecRule ARGS:videotitle "@detectSQLi" "id:1001,phase:2,deny,status:403,msg:'SQL Injection attempt blocked in videotitle parameter'"
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
