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CVE-2026-16228— SourceCodester Class and Exam Timetabling System edit_schoolyr.php sql injection

Quick assessment

Affected

SourceCodester Class and Exam Timetabling System

Exploitation

Public or AI PoC available; prioritize validation

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SourceCodester class and exam timetabling system是SourceCodester公司的课表管理系统。 SourceCodester Class and Exam Timetabling System 1.0版本存在安全漏洞，该漏洞源于对文件/edit_schoolyr.php中参数ID的错误操作，可能导致SQL注入。

CVSS 7.3 · High EPSS 0.43% · P35 Updated Jul 20, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

Vendor	Product	Version Range	Status
SourceCodester	Class and Exam Timetabling System	`1.0`	affected

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I. Basic Information for CVE-2026-16228

Vulnerability Information

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Vulnerability Title

SourceCodester Class and Exam Timetabling System edit_schoolyr.php sql injection

Source: CVE Program / CVE List V5

Vulnerability Description

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.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

SQL命令中使用的特殊元素转义处理不恰当(SQL注入)

Source: CVE Program / CVE List V5

Vulnerability Title

SourceCodester Class and Exam Timetabling System 输入验证错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

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-2026-16228

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Verified env Premium

Reproduced successfully in a real sandbox · Below is the actual recording of building the environment and exploiting the vulnerability.

Success marker: VULNERABLE: SQLi in edit_schoolyr.php?ID extracted admin secret "PROOF_7dd24fe54f9bb33d" via UNION injection

Reproduction recording is a Pro+ exclusive

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claude_code · 10891 chars

GitHub 复现环境（可 clone 直接跑）

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III. Intelligence Information for CVE-2026-16228

请登录查看更多情报信息。

Proof of Concept for CVE-2026-16228 (1)

🔗 sourcecodester Class and Exam Timetabling System Project V1.0 /edit_schoolyr.php SQL injection · Issue #1 · fichterclapsaddle879-rgb/MyCve Read full article exploit issue-tracking

Other References for CVE-2026-16228 (1)

Free Source Code Projects and Tutorials - sourcecodester.com product

https://www.cve.org/CVERecord?id=CVE-2026-16228

Same Patch Batch · SourceCodester · 2026-07-19 · 5 CVEs total

CVE-2026-16227	7.3 HIGH	SourceCodester Class and Exam Timetabling System edit_subject.php sql injection
CVE-2026-16226	4.7 MEDIUM	SourceCodester Pizzafy Ecommerce System admin_class_novo.php save_settings unrestricted up
CVE-2026-16202	3.5 LOW	SourceCodester Class and Exam Timetabling System CYS.php cross site scripting
CVE-2026-16203	3.5 LOW	SourceCodester Class and Exam Timetabling System forCYS.php cross site scripting

IV. Related Vulnerabilities

Same product: Class and Exam Timetabling System

Same vendor: SourceCodester

Same weakness: CWE-89

V. Comments for CVE-2026-16228

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Goal Reached Thanks to every supporter — we hit 100%!

CVE-2026-16228— SourceCodester Class and Exam Timetabling System edit_schoolyr.php sql injection

Quick assessment

Possible ATT&CK Techniques 1 AI

Affected Version Matrix 1

I. Basic Information for CVE-2026-16228

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2026-16228

III. Intelligence Information for CVE-2026-16228

Proof of Concept for CVE-2026-16228 (1)

Other References for CVE-2026-16228 (1)

Same Patch Batch · SourceCodester · 2026-07-19 · 5 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2026-16228

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