---
id: CVE-2026-86223
title: >-
  A vulnerability was found in SourceCodester Class and Exam Timetabling System
  1.0
summary: >-
  A vulnerability was found in SourceCodester Class and Exam Timetabling System
  1.0. This impacts the function mysqli_query of the file
  /admin/modal_add_coursea.php. Performing a manipulation of the argument course
  results in sql injection…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-74
  - CWE-89
vendor: SourceCodester
product: Class and Exam Timetabling System
affected:
  - class_and_exam_timetabling_system 1.0
published: '2026-09-06'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T14:17:32.470'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86223'
references:
  - url: 'https://github.com/justconter/_CVE/issues/4'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86223'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/897749'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399376'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399376/cti'
    label: cna@vuldb.com
  - url: 'https://www.sourcecodester.com/'
    label: cna@vuldb.com
  - url: 'https://github.com/justconter/cve/issues/4'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-08T13:36:03.940109Z'
epss: 0.00435
epssPercentile: 0.35052
ingestedAt: '2026-09-07T12:10:14.248Z'
---

## Overview

A vulnerability was found in SourceCodester Class and Exam Timetabling System 1.0. This impacts the function mysqli_query of the file /admin/modal_add_coursea.php. Performing a manipulation of the argument course results in sql injection. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.