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CVE-2026-13488— SourceCodester Class and Exam Timetabling System preview7.php sql injection

CVSS 7.3 · High EPSS 0.27% · P18

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProductVersion RangeStatus
SourceCodesterClass and Exam Timetabling System1.0affected
7.phpaffected
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I. Basic Information for CVE-2026-13488

Vulnerability Information
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Vulnerability Title
SourceCodester Class and Exam Timetabling System preview7.php sql injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security flaw has been discovered in SourceCodester Class and Exam Timetabling System 1.0/7.php. Affected by this vulnerability is an unknown functionality of the file /preview7.php. The manipulation of the argument course_year_section results in sql injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SourceCodester Class and Exam Timetabling System 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
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/preview7.php中参数course_year_section的操作不当，可能导致SQL注入。
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

VendorProductAffected VersionsCPESubscribe
SourceCodesterClass and Exam Timetabling System 1.0 cpe:2.3:a:sourcecodester:class_and_exam_timetabling_system:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-13488

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 7623 chars
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III. Intelligence Information for CVE-2026-13488

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News Coverage for CVE-2026-13488 (1)

Other References for CVE-2026-13488 (1)

Same Patch Batch · SourceCodester · 2026-06-28 · 4 CVEs total

CVE-2026-134877.3 HIGHSourceCodester Class and Exam Timetabling System archive.php sql injection
CVE-2026-134867.3 HIGHSourceCodester Class and Exam Timetabling System preview6.php sql injection
CVE-2026-134857.3 HIGHSourceCodester Class and Exam Timetabling System preview.php sql injection

IV. Related Vulnerabilities

Same product: Class and Exam Timetabling System
Same vendor: SourceCodester
Same weakness: CWE-89

V. Comments for CVE-2026-13488

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