CVE-2025-6310 is a SQL Injection vulnerability identified in version 1.0 of the PHPGurukul Emergency Ambulance Hiring Portal, specifically within the /index.php file. The vulnerability arises from improper sanitization and validation of the 'Message' parameter, which allows an attacker to inject malicious SQL code remotely without requiring authentication or user interaction. This flaw can be exploited by crafting specially designed input to manipulate backend SQL queries, potentially leading to unauthorized data access, data modification, or deletion. The vulnerability affects the confidentiality, integrity, and availability of the underlying database. Although the CVSS 4.0 score is 6.9 (medium severity), the attack vector is network-based with low attack complexity and no privileges or user interaction needed, which increases the risk profile. The vulnerability is publicly disclosed, but no known exploits in the wild have been reported yet. Other parameters may also be vulnerable, indicating a broader issue in input validation within the application. Given the portal's role in emergency ambulance hiring, exploitation could disrupt critical healthcare logistics, expose sensitive personal and medical data, or allow attackers to manipulate service requests, impacting emergency response effectiveness.

For European organizations, especially healthcare providers, emergency services, and third-party vendors using the PHPGurukul Emergency Ambulance Hiring Portal or similar systems, this vulnerability poses significant risks. Exploitation could lead to unauthorized access to sensitive patient and operational data, undermining patient privacy and violating GDPR regulations. Data integrity could be compromised, resulting in manipulated ambulance dispatch requests or falsified records, potentially delaying emergency responses and endangering lives. Availability impacts could disrupt ambulance hiring services, causing operational downtime during critical periods. The public disclosure of the vulnerability increases the likelihood of exploitation attempts, and the lack of authentication requirements lowers the barrier for attackers. Organizations relying on this software without timely patching or mitigation may face reputational damage, regulatory penalties, and operational hazards. Additionally, attackers could leverage the vulnerability as a foothold for lateral movement within healthcare networks, escalating the threat beyond the initial application.

1. Immediate code review and sanitization: Developers should implement strict input validation and parameterized queries (prepared statements) for all user inputs, especially the 'Message' parameter and any other potentially vulnerable inputs. 2. Apply patches or updates: Although no official patch is listed, organizations should contact PHPGurukul for updates or consider upgrading to a fixed version once available. 3. Web Application Firewall (WAF): Deploy and configure WAF rules to detect and block SQL injection patterns targeting the affected endpoints. 4. Database permissions: Restrict database user privileges used by the application to the minimum necessary, preventing unauthorized data manipulation or access. 5. Monitoring and logging: Enable detailed logging of web application and database activities to detect suspicious queries or anomalous behavior indicative of exploitation attempts. 6. Network segmentation: Isolate the ambulance hiring portal from critical internal systems to limit lateral movement if compromised. 7. Incident response readiness: Prepare response plans for potential exploitation scenarios, including data breach notification procedures compliant with GDPR. 8. Conduct security assessments: Perform penetration testing focused on injection vulnerabilities to identify and remediate similar issues in other parts of the application.