A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. (CVE-2026-16203)
A cross-site scripting (XSS) vulnerability exists in SourceCodester Class and Exam Timetabling System 1.0 within the /forCYS.php file. The vulnerability arises from improper handling of the 'course' argument, allowing remote attackers to inject malicious scripts. Exploit code is publicly available. No patch or remediation information is provided.
AI Analysis
Technical Summary
SourceCodester Class and Exam Timetabling System 1.0 is affected by a cross-site scripting (CWE-79) vulnerability in the /forCYS.php file. The vulnerability is triggered by manipulation of the 'course' parameter, enabling remote attackers to execute scripts in the context of the victim's browser. The exploit is publicly available, but no official patch or fix has been disclosed. The vulnerability has a low severity rating according to the source database.
Potential Impact
Successful exploitation allows an attacker to perform cross-site scripting attacks, potentially leading to script execution in users' browsers. This can result in session hijacking, defacement, or other client-side impacts. The vulnerability requires user interaction (UI:P) and low privileges (PR:L) to exploit remotely.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider implementing input validation or output encoding on the 'course' parameter to mitigate XSS risks.
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. (CVE-2026-16203)
Description
A cross-site scripting (XSS) vulnerability exists in SourceCodester Class and Exam Timetabling System 1.0 within the /forCYS.php file. The vulnerability arises from improper handling of the 'course' argument, allowing remote attackers to inject malicious scripts. Exploit code is publicly available. No patch or remediation information is provided.
CVSS v4.0
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
SourceCodester Class and Exam Timetabling System 1.0 is affected by a cross-site scripting (CWE-79) vulnerability in the /forCYS.php file. The vulnerability is triggered by manipulation of the 'course' parameter, enabling remote attackers to execute scripts in the context of the victim's browser. The exploit is publicly available, but no official patch or fix has been disclosed. The vulnerability has a low severity rating according to the source database.
Potential Impact
Successful exploitation allows an attacker to perform cross-site scripting attacks, potentially leading to script execution in users' browsers. This can result in session hijacking, defacement, or other client-side impacts. The vulnerability requires user interaction (UI:P) and low privileges (PR:L) to exploit remotely.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider implementing input validation or output encoding on the 'course' parameter to mitigate XSS risks.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-5frv-67vm-973m
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-16203"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 4.0
Threat ID: 6a5d27b32a4a8d598913378c
Added to database: 07/19/2026, 19:38:27 UTC
Last enriched: 07/19/2026, 20:28:41 UTC
Last updated: 07/20/2026, 12:26:33 UTC
Views: 17
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