---
id: CVE-2026-86209
title: >-
  A weakness has been identified in SourceCodester Class and Exam Timetabling
  System 1.0
summary: >-
  A weakness has been identified in SourceCodester Class and Exam Timetabling
  System 1.0. Affected is an unknown function of the file /delete_user.php. This
  manipulation of the argument ID causes sql injection. The attack may be
  initiated …
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: '2026-09-08T16:18:21.857'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86209'
references:
  - url: 'https://github.com/justconter/cve/issues/9'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86209'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/896589'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399344'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399344/cti'
    label: cna@vuldb.com
  - url: 'https://www.sourcecodester.com/'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-08T15:18:09.703883Z'
epss: 0.00412
epssPercentile: 0.35238
ingestedAt: '2026-09-06T19:59:42.246Z'
---

## Overview

A weakness has been identified in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /delete_user.php. This manipulation of the argument ID causes sql injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

## Remediation

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