CVE-2026-9485: SourceCodester Student Grades Management System students.php cross site scripting
A vulnerability was identified in SourceCodester Student Grades Management System 1.0. Affected by this issue is some unknown functionality of the file students.php. The manipulation of the argument Remarks leads to cross site scripting. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Remove
Remove
SourceCodester Student Grades Management System 1.0 students.phpfrom your environment.If the students.php page or the 'Remarks' functionality is not required, disable or remove it until a secure fix is implemented.
- Configuration
Implement proper input validation and output encoding for the 'Remarks' parameter in students.php to prevent cross-site scripting. For example, validate/limit allowed characters and length on input and HTML-escape or strip HTML tags on output before rendering in pages.
students.php (SourceCodester Student Grades Management System 1.0) Remarks input handling = sanitize and/or HTML-escape output; validate input - Compensating control
Deploy web application firewall (WAF) rules or application-layer input filtering to block common XSS payloads targeting students.php, and restrict external access to the application to trusted IPs/networks while a code-level fix is developed.
- Operational
Review application and web server logs for signs of exploitation of the 'Remarks' parameter, and investigate any suspicious activity. Continue monitoring for attempts using publicly available exploits and respond according to incident handling procedures.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-9485?
The severity of CVE-2026-9485 is low with a score of 3.5.
How do I fix CVE-2026-9485?
To fix CVE-2026-9485, sanitize and validate user inputs in the students.php file to prevent cross site scripting.
What type of vulnerability is CVE-2026-9485?
CVE-2026-9485 is a cross site scripting (XSS) vulnerability.
What components are affected by CVE-2026-9485?
The vulnerability affects the SourceCodester Student Grades Management System, specifically the students.php file.
Can CVE-2026-9485 be exploited remotely?
Yes, remote exploitation of CVE-2026-9485 is possible.