CVE-2026-13486Public exploitNetwork attack vector

Unauthenticated SQL injection via course_year_section parameter

Published Jun 28, 2026 · Updated Jun 28, 2026

SQL injection in /preview6.php in SourceCodester Class and Exam Timetabling System 1.0 allows remote attackers to access its database. The handler inserts the course_year_section POST parameter directly into an SQL query without validation, escaping, or parameter binding. No login or authorization is required, and crafted boolean-, error-, time-, or UNION-based inputs expose, modify, or delete database records.

CVSS severity7.3
High
EPSS probability0.43%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in /preview6.php in SourceCodester Class and Exam Timetabling System 1.0 allows remote attackers to access its database. The handler inserts the course_year_section POST parameter directly into an SQL query without validation, escaping, or parameter binding. No login or authorization is required, and crafted boolean-, error-, time-, or UNION-based inputs expose, modify, or delete database records.

The record

CVE
CVE-2026-13486
Published
Jun 28, 2026
Updated
Jun 28, 2026
Vendor
Online Computer and Laptop Store Project
Product
Class and Exam Timetabling System
Classifications
CWE-74, CWE-89, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 28, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1.0
  2. Affected versionversion=6.php

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Online Computer and Laptop Store Project · Class and Exam Timetabling Systemversion=1.0; version=6.php

Published CVSS scores

7.3VulDBCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
7.5VulDBAV:N/AC:L/Au:N/C:P/I:P/A:P
5.5VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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