Cross-Site Scripting Vulnerability in SourceCodester Class and Exam Timetabling System
CVE-2026-75077

5.3MEDIUM

Key Information:

Vendor

Sourcecodester
Status
Class And Exam Timetabling System
Vendor
CVE Published:
17 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-75077?

A vulnerability exists in the SourceCodester Class and Exam Timetabling System 1.0 that allows attackers to execute cross-site scripting (XSS) via manipulation of parameters in the file /BSCE2.php. This security flaw may be exploited remotely, allowing an attacker to inject malicious scripts into web pages viewed by others. Exploits for this vulnerability are publicly available, making it critical for users of the affected product to implement immediate protective measures.

Affected Version(s)

Class and Exam Timetabling System 1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-75077 - Proof of Concept

References

https://vuldb.com/vuln/391305
vdb-entrytechnical-description
https://vuldb.com/vuln/391305/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-75077
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

i-OvO-i (VulDB User)
.