---
id: CVE-2026-16228
title: >-
  A vulnerability was detected in SourceCodester Class and Exam Timetabling
  System 1.0
summary: >-
  A vulnerability was detected in SourceCodester Class and Exam Timetabling
  System 1.0. Affected is an unknown function of the file /edit_schoolyr.php.
  Performing a manipulation of the argument ID results in sql injection. It is
  possible t…
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
published: '2026-07-19'
updated: '2026-07-19'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-16228'
references:
  - url: 'https://github.com/fichterclapsaddle879-rgb/MyCve/issues/1'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-16228'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/858247'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/380050'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/380050/cti'
    label: cna@vuldb.com
  - url: 'https://www.sourcecodester.com/'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00431
epssPercentile: 0.34607
ingestedAt: '2026-07-19T14:31:07.497Z'
---

## Overview

A vulnerability was detected in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /edit_schoolyr.php. Performing a manipulation of the argument ID results in sql injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.

## Remediation

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