A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. (CVE-2026-16155)
SourceCodester Class and Exam Timetabling System 1.0 contains a cross-site scripting (XSS) vulnerability in the /schoolyr.php file. The vulnerability arises from improper handling of the 'sy' argument, allowing remote attackers to inject malicious scripts. Exploits for this vulnerability are publicly available. No patch or official fix has been indicated.
AI Analysis
Technical Summary
CVE-2026-16155 identifies a cross-site scripting (CWE-79) vulnerability in SourceCodester Class and Exam Timetabling System version 1.0. The issue is located in the /schoolyr.php file where the 'sy' parameter can be manipulated to execute arbitrary scripts in the context of the victim's browser. The vulnerability is remotely exploitable and publicly known exploits exist. No affected versions or patches are explicitly stated, and the system is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of users' browsers, potentially leading to session hijacking, defacement, or other client-side attacks. However, the severity is rated low, indicating limited impact or exploitability.
Mitigation Recommendations
No official patch or remediation is currently available. Users should monitor the vendor advisory for updates. In the meantime, applying input validation or output encoding on the 'sy' parameter in /schoolyr.php could mitigate the risk. Since no vendor advisory or patch is provided, patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
A vulnerability was identified in SourceCodester Class and Exam Timetabling System 1.0. (CVE-2026-16155)
Description
SourceCodester Class and Exam Timetabling System 1.0 contains a cross-site scripting (XSS) vulnerability in the /schoolyr.php file. The vulnerability arises from improper handling of the 'sy' argument, allowing remote attackers to inject malicious scripts. Exploits for this vulnerability are publicly available. No patch or official fix has been indicated.
CVSS v4.0
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16155 identifies a cross-site scripting (CWE-79) vulnerability in SourceCodester Class and Exam Timetabling System version 1.0. The issue is located in the /schoolyr.php file where the 'sy' parameter can be manipulated to execute arbitrary scripts in the context of the victim's browser. The vulnerability is remotely exploitable and publicly known exploits exist. No affected versions or patches are explicitly stated, and the system is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of users' browsers, potentially leading to session hijacking, defacement, or other client-side attacks. However, the severity is rated low, indicating limited impact or exploitability.
Mitigation Recommendations
No official patch or remediation is currently available. Users should monitor the vendor advisory for updates. In the meantime, applying input validation or output encoding on the 'sy' parameter in /schoolyr.php could mitigate the risk. Since no vendor advisory or patch is provided, patch status is not yet confirmed — check the vendor advisory for current remediation guidance.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wm4g-5mm6-6jv4
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-16155"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 4.0
Threat ID: 6a5c477d2a4a8d5989eb5f74
Added to database: 07/19/2026, 03:41:49 UTC
Last enriched: 07/19/2026, 03:57:53 UTC
Last updated: 07/19/2026, 13:26:33 UTC
Views: 7
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