Vulnerability · Published Jun 29, 2026 · Assigned by VulDB
CVE-2026-13527SourceCodester Class and Exam Timetabling System preview4.php sql injection
High 7.3
In plain English
A high-severity SQL injection in Class and Exam Timetabling System from SourceCodester. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.4%top 62.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability has been found in SourceCodester Class and Exam Timetabling System 1.0. The affected element is an unknown function of the file /preview4.php. Such manipulation of the argument course_year_section leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SourceCodester | Class and Exam Timetabling System | 1.0 |
Weakness: CWE-89, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-374535 | SourceCodester Class and Exam Timetabling System preview4.php sql injection vdb-entry, technical-description
- VDB-374535 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-13527 | CVE Analysis and Report third-party-advisory
- Submit #840551 | sourcecodester Class and Exam Timetabling System V1.0 SQL injection third-party-advisory
- https://github.com/yuanyuandechen/vul/issues/1 exploit, issue-tracking
- https://www.sourcecodester.com/ product