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CVE-2026-78054— SourceCodester Class and Exam Timetabling System BSIS1.php cross site scripting

Quick assessment

Affected
SourceCodester Class and Exam Timetabling System
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 SourceCodester 班级与考试日程安排系统 1.0 中发现了一个弱点。受影响的文件 /BSIS1.php 中存在一个未知函数。通过对 course 参数进行操控，可导致跨站脚本攻击（XSS）。该攻击可以远程发起。相关利用代码已公开，可能被用于实施攻击。

CVSS 4.3 · Medium EPSS 0.47% · P39

Affected Version Matrix 1

VendorProduct Version RangeStatus
SourceCodester Class and Exam Timetabling System 1.0 affected
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I. Basic Information for CVE-2026-78054

Vulnerability Information
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Vulnerability Title
SourceCodester Class and Exam Timetabling System BSIS1.php cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /BSIS1.php. Executing a manipulation of the argument course can lead to cross site scripting. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SourceCodester Class and Exam Timetabling System 1.0 cpe:2.3:a:sourcecodester:class_and_exam_timetabling_system:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-78054

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III. Intelligence Information for CVE-2026-78054

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Vendor Advisories for CVE-2026-78054 (1)

Exploits & Public PoCs for CVE-2026-78054 (1)

Proof of Concept for CVE-2026-78054 (1)

Other References for CVE-2026-78054 (2)

Same Patch Batch · SourceCodester · 2026-08-23 · 5 CVEs total

CVE-2026-78115 5.4 MEDIUM SourceCodester Class and Exam Timetabling System User Account Update edit_user_account.php
CVE-2026-78060 4.3 MEDIUM SourceCodester Stock Management System getOrderReport.php cross site scripting
CVE-2026-78059 4.3 MEDIUM SourceCodester Stock Management System printOrder.php cross site scripting
CVE-2026-78055 4.3 MEDIUM SourceCodester Class and Exam Timetabling System BSIT2.php cross site scripting

IV. Related Vulnerabilities

Same product: Class and Exam Timetabling System
Same vendor: SourceCodester
Same weakness: CWE-79

V. Comments for CVE-2026-78054

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